yikes; oops; eep; wow; aargh
tranquil; calm; restful; peaceful; quiet
to protect; to guard; to defend; to keep (i.e. a promise); to abide (by the rules); to observe
to suddenly understand (esp. on basis of experience or memory); to come to mind; to recall (in a flash); to be reminded of; to call to mind; to think of
black ships; Western ships that came to Japan between the 16th and 19th centuries, esp. those of the Perry Expedition in 1853; foreign disruptor (of the Japanese market); product, person, etc. arriving from the West and disturbing the Japanese market
vigilance; caution; alertness; precaution; being on guard
to be hit; to strike; to touch; to be in contact; to be equivalent to; to be applicable; to be right on the money (of a prediction, criticism, etc.)
opinion; view; comment; scolding; reprimand; rebuke
agreement; accord; correspondence; union; unity; cooperation
living thing; living creature; animal; life
to change; to alter; to transform; to reform; to revise; to amend
even if; no matter (what); if; though; although; supposing
wick; marrow; core; heart; pistil (of a flower); stamen
to catch; to capture; to grasp (e.g. meaning); to perceive; to captivate; to move (one's heart)
introduced species; non-native species; alien species
example; simile; metaphor; allegory
to flash (e.g. lightning); to flicker; to flutter (e.g. flag); to wave; to flash into one's mind (e.g. an idea); to come to one suddenly
oh; ho; exclamation of surprise, admiration, etc.; hoo (owl call); toot (sound of a flute)
to spread (of a rumour, news, etc.); to travel; to be handed down (from generation to generation); to be passed down; to be introduced (to a country, region, etc.); to be brought; to be conveyed (of a feeling, impression, etc.)
extermination (of pests); eradication; stamping out (e.g. a social evil)
way (of doing); manner; method; means
infertility; sterility; barrenness
environment; surroundings; circumstances
to scatter; to disseminate (e.g. a rumor); to spread (e.g. germs); to distribute widely (e.g. leaflets); to hand out freely; to spend recklessly
to allot; to assign; to give; to provide; to fit to; to fasten to
having done that; if that is done; if it is done in that way
copulation (among animals); mating; treading; covering; serving
seed (e.g. of a plant); pip; progeny; offspring; paternal blood; lineage; sperm
population (of animals, etc.); population size; number of individuals
to abate; to decrease; to diminish; to shorten
courtship behavior; courtship display
swing and a miss; (punching and) failing to make contact; (ending in) failure; fruitless effort
spurious article; forgery; counterfeit; imitation; sham
matter; affair; counter for (received) emails, text messages, voicemail messages, etc.; counter for accounts (on a website, email service, etc.)
to become inverted; to become reversed
to deceive; to cheat; to falsify; to misrepresent; to evade (a question, taxes, etc.); to dodge
to meet; to face someone; to co-star; to appear together; to be matched; to face against
state (of affairs); situation; appearance; look(s); sign; indication
stand-in; proxy; substitute; second serving of noodles (to add to one's remaining ramen broth)