variety;  kind;  type;  counter for kinds, species, etc.
 document;  official papers
 kind;  sort;  type;  similar example;  parallel;  the like
 kind;  sort;  type;  equal;  match;  peer
 classification;  categorization;  sorting
 class;  heading;  group;  category
 the same kind;  accomplice;  partner
 clothes;  clothing;  garments
 kind;  sort;  type;  equal;  match;  peer
 resemblance;  similarity;  likeness;  analogy
 matchless;  unequalled;  unequaled
 several types;  several kinds;  several species
 unprecedented;  unique;  unparalleled
 marine products;  seafood;  fish and shellfish
 birds of prey (of order Falconiformes or Strigiformes);  raptors
 analogy;  analogical reasoning;  analogical inference;  analogy
 unique;  rare;  exceptional;  unparalleled;  incomparable
 unique;  rare;  exceptional;  unparalleled;  incomparable
 type;  pattern;  shape;  similar type;  similar pattern
 one's relatives by blood and marriage (in blood and law);  one's kith and kin
 birds of a feather flock together
 machinery;  gadgetry;  equipment
 new breed of humans (used to refer to the younger generation, who have different ideals and sensibilities)
 unique;  rare;  exceptional;  unparalleled;  incomparable
 important documents;  important papers
 resemblance;  similarity;  analogy
 (edible) greens;  leafy greens;  vegetables
 anthropoid ape;  anthropoid;  ape
 similar instance;  similar case;  parallel case;  analogy
 same kind;  accomplices;  companions
 unique;  rare;  exceptional;  unparalleled;  incomparable
 sending documents to a prosecutor;  filing charges
 unprecedented;  unparalleled;  unparallelled
 classified document;  confidential document;  top secret document;  sensitive documents
 file cabinet;  filing cabinet;  shelf of documents
 imitation;  similar article;  similar goods
 unique;  rare;  exceptional;  unparalleled;  incomparable
 common humanity;  shared humanity;  shared by humanity
 humanism;  love for humanity
 document screening;  paper screening;  narrowing down a field of applicants based on resumes, written applications, etc.
 necessary documents;  important documents
 pulse (edible seeds of various leguminous crops);  plant yielding pulse
 varieties;  different kinds
 stereotyped;  patterned;  typical
 root crops;  root vegetables
 documentary evidence;  documentation
 catching fire (from next door);  spreading fire
 hobby friend;  friend gained through common interests or personality
 relevant documents;  (all) the documents related (to the matter)
 peerless;  unique;  unparalleled;  unchallenged
 document case;  letter tray
 classification system;  classification method
 rich in variety;  diverse;  wide-ranging;  multifarious
 anthropologist;  ethnologist
 livestock;  domestic animals
 taxonomy;  science of classification
 like terms;  similar terms;  same kind;  same class
 unique;  rare;  exceptional;  unparalleled;  incomparable
 quasi-synonym (word that has a similar meaning to another, but is not interchangeable)
 oldest mankind (e.g. evidence of)
 quasi-synonym (word that has a similar meaning to another, but is not interchangeable)
 peerless;  unique;  unparalleled;  unchallenged
 similar story;  variant tale
 collection of similar objects;  classification by similarity
 affinity;  family relationship
 classifying in patterns;  typification
 to cause trouble (for);  to have a bad effect (on)
 remnants of a party or a gang
 extraordinary;  singular;  incredible
 marine products;  seafood;  fish and shellfish
 thesaurus;  dictionary of synonyms
 decimal classification;  Dewey (decimal) classification
 sympathetic magic;  homeopathic magic;  imitative magic
 bryophyte (any of three groups of non-vascular land plants, incl. mosses, hornworts and liverworts)
 classified table;  classification table
 (having) a close relationship (with)
 all the papers (documents) relating to a case;  dossier
 artiodactyls;  even-toed ungulates
 Wamyōruijushō (famous Heian-period Japanese dictionary)
 similar question;  (classification by) similarity of theme
 similar;  of the same type
 written record of one's relatives
 Nippon Decimal Classification;  Nippon Decimal System (of book classification)
 cartilaginous fishes;  chondrichthyans
 beetles;  coleopterans;  coleoptera
 green algae;  chlorophyceae
 bony fishes;  osteichthyans
 biological classification
 (edible) greens;  leafy greens;  vegetables
 study of fish;  ichthyology
 unprecedented;  unparalleled;  unparallelled
 cyclostomes (eel-like jawless fishes with round mouths used for sucking)
 peerless (unparalleled, matchless, unequaled) in the country
 attached papers;  attachment (mail, etc.)
 mosses (non-vascular plants of class Bryopsida)
 to be equal to;  to be as good as;  to be a match for;  to rival
 assimilation;  incorporation
 dictionaries (and similar books)
 character type;  personality type
 anthropology of religion;  religious anthropology
 Swords and Firearms Control Law (1958)
 biological classification
 Chelicerata;  chelicerates
 cucurbits (Cucurbitaceae spp., esp. edible);  gourds
 oscines (birds of suborder Oscines);  songbirds
 rare-earth element;  rare-earth metal
 strange-looking creatures;  spirits and goblins
 birds of a feather flock together
 a neighbour is better than a relative living far
 placoderms (extinct fishes of class Placodermi)
 classified catalog;  classified catalogue
 phylogenetic classification;  phylogenetic taxonomy
 collection of similar objects;  classification by similarity
 application form;  application papers;  file wrapper (patents)
 pinnipeds (seals and walruses)
 edentates (i.e. anteaters, sloths, armadillos)
 rare-earth element;  rare-earth metal
 part-of-speech classification
 catching fire (from next door);  a spreading fire
 leafy vegetables;  stem vegetables
 carnivores (i.e. animals of the order Carnivora)
 associating with relatives;  keeping in touch with relatives;  associating with someone as if they were family;  family-like relationship
 Squamata (order of scaled reptiles);  Pholidota (order of pangolins)
 Saurischia (order of dinosaurs with lizard-like pelvic structures)
 flagellates;  mastigophorans
 type;  pattern;  shape;  similar type;  similar pattern
 to be equal to;  to be as good as;  to be a match for;  to rival
 perissodactyls;  odd-toed ungulates
 to compare;  to liken;  to make (someone) accompany
 birds of a feather flock together
 associating with relatives;  keeping in touch with relatives;  associating with someone as if they were family;  family-like relationship
 lamellibranches (i.e. bivalves)
 urodeles (tailed amphibians)
 avian influenza;  bird flu
 wrestler of grand champion quality but without the title
 incomparably ruthless;  diabolical
 reasoning by analogy;  analogical inference;  analogism
 Ornithischia (order of herbacious dinosaurs with bird-like pelvic structures)
 agnathans (jawless fishes of superclass Agnatha)
 Deuteromycota;  fungi imperfecti;  mitosporic fungi;  anamorphic fungi
 proboscideans;  proboscidians
 caecilian (any burrowing legless amphibian of the order Gymnophiona)
 hornworts (non-vascular plants of order Anthocerotopsida)
 hornworts (non-vascular plants of order Anthocerotopsida)
 liverworts;  hepatics (non-vascular plants of order Marchantiophyta)
 catarrhine (primate of infraorder Catarrhini having nostrils that are close together, esp. the Old World monkeys of family Cercopithecidae)
 platyrrhine (primate of infraorder Platyrrhini, which have nostrils that are far apart)
 gastrotrichs (members of a phylum of tiny bristled wormlike animals)
 comb jellies (jellyfish-like animals of the phylum Ctenophora)
 comb jellies (jellyfish-like animals of the phylum Ctenophora)
 apterygotes (wingless insects)
 apterygotes (wingless insects)
 pterygotes (winged insects)
 pterygotes (winged insects)
 heteropterans (true bugs of suborder Heteroptera)
 homopterans (true bugs of suborder Homoptera)
 pelecypods (i.e. bivalves)
 copepods (small crustaceans of subclass Copepoda)
 copepods (small crustaceans of subclass Copepoda)
 assembling according to type;  collection of items sorted by type
 suboscines (songbirds of suborder Tyranni)
 enteropneusts (hemichordates of class Enteropneusta)
 pterobranchs (hemichordates of class Pterobranchia)
 artificial classification
 faceted classification system
 hierarchical classification system
 synthetic classification system
 decimal classification system
 close classification system;  depth classification system
 close classification system;  depth classification system
 specialized classification system
 linear classification system
 multidimensional classification system
 dichotomized classification system
 universal classification system;  general classification system
 analytical classification system
 analytico-synthetic classification system
 quasi-synonymy;  quasi-synonymity
 enumerative classification system
 same kind or class;  classification
 synapsids;  theropsids;  mammal-like reptiles
 climbers (birds formerly grouped in order Scansores)
 acanthodians (extinct jawed fishes)
 pteraspids (extinct armoured jawless fishes)
 sarcopterygians (fishes of subclass Sarcopterygii)
 placoderms (extinct fishes of class Placodermi)
 Sibley-Ahlquist taxonomy of birds
 Sibley-Ahlquist taxonomy of birds
 anurans (tailless amphibians)
 sea spiders (Pycnogonida spp.)
 sea spiders (Pycnogonida spp.)
 tabulate corals (extinct corals of the order Tabulata)
 fibroid;  fibroid tumor;  fibroid tumour
 acanthocephalans;  thorny-headed worms
 clothes dryer;  tumble dryer
 Paleoheterodonta (subclass of bivalve molluscs)
 Pteriomorphia (subclass of bivalve molluscs)
 2012 human extinction beliefs;  2012 doomsday theory
 Merostomata (group comprising the sea scorpions and the horseshoe crabs)
 systematics;  phylogenetic systematics;  systematic taxonomy;  systematic biology
 holotherians;  members of a problematic clade containing Kuehneotherium and all living therians
 Sauropsida (branch of amniotes that includes reptiles, birds and non-avian dinosaurs)
 Theriodontia;  theriodonts
 Boreoeutheria (clade of placental mammals);  Boreotheria;  boreoeutherians
 APG system;  Angiosperm Phylogeny Group system
 Heterobranchia;  clade of snails and slugs
 Zygnematophyceae (class of green algae)
 classifier (in Japanese and Chinese linguistics)
 carbonated alcohols;  category in liquor tax law which includes beer, happōshu and other drinks with 10% or less alcohol
 bony fishes;  Osteichthyes
 playing card tax;  tax on playing cards, mahjong sets, domino sets, etc. (abolished in 1989)
 Earth Similarity Index;  ESI
 crown jellyfish (Coronatae spp.);  coronated jellyfish
 bryozoans (animals of phylum Bryozoa)