petrifaction; petrification; mineralization; mineralisation; lithification; fossilization
average; medium; mid-grade (item); regular grade; same level as; equal to
jutting out (of bounds); being crowded out
noxious gas; poisonous gas; toxic fumes
grey moustache; white beard
fine view; beautiful sight
deva and naga; heavenly dragon
unique thing; best on earth
pale fiery light seen in the fields and mountains at night; will-o'-the-wisp
unprecedented; unheard-of; record-breaking
scientific capability; scientific ability (e.g. of a student); scientific strength (e.g. of a country); level of technological development
clan; partisans; participation (e.g. in a plot); one flavour; one charm; one ingredient (in traditional Chinese medicine)
serious accident; major incident
interval; space; valley; gorge; loophole (in a wall); crenel
zest for living; energy to live
coastal waters; adjacent seas
(one's) initials; first letter (of a name, sentence, etc.); initial; first
known as ...; also known as ...; called ...; AKA
person with a bounty on their head
appearing together; co-acting; co-starring
to assemble (in a hall); to meet together (in a room)
archipelago; group of islands
unexpectedly; suddenly; abruptly
one's common name; one's popular name; alias; house name
guinea pig (Cavia porcellus); subject of an experiment; (human) guinea pig
to manufacture; to produce; to raise (crops); to invent; to dream up; to create
treasury; treasure house; storehouse; treasure trove; rich source (of)
bright place; the light; the open; light of day; public knowledge
one's last moments; (on) the point of death; (on) one's deathbed
from the start; from the beginning; from the outset
to be unusual (of a person or of a thing); to be uncommon; to be peculiar; to be crazy; to be eccentric; to be different
serious matter; major incident; matter of grave concern; crisis