Bakumatsu period; closing days of the Tokugawa shogunate; end of the Edo period
November; eleventh month of the lunar calendar
year; counter for years (e.g. of an era), grades (e.g. school); period of an apprentice's contract (usu. ten years)
combination; assortment; matching (in a contest); pairing; combination
year; age; years; past one's prime; old age
column; beam; girder; digit; decade; order of magnitude
confirmation; verification; validation; review; check; affirmation
predominance; superiority; ascendancy; advantage; supremacy
creation; generation; formation; derivation
simple; plain; uncomplicated; straightforward; simple-minded; naive
looking up (e.g. a word in a dictionary); retrieval (e.g. data); searching for; referring to
round robin; having no losing tickets (of a lottery); brute force (in cryptography); using all combinations
rhyming game; play on words; pun
appearance; arrival; make one's appearance
prime factorization; prime decomposition
ancient times; distant past; antiquity
abundant; plentiful; rich; wealthy; open (mind); relaxed
warm; mild; warm (of a colour); mellow; having enough money
blue; azure; green; pale; gray; unripe
thereupon; shortly thereafter
email; mail (usu. in compound words); post; message (sent over a chat application); instant message; male
waterway; channel; wake (of a ship)
what's the matter?; what's wrong?; what happened (to) ...?; what have you done (with) ...?; where is ...?
deep; profound; dense; thick; close (relationship); intense; strong
(some) more; even more; longer; further
shallow; superficial; slight (wound); light (sleep); short (time); early
to put in; to let in; to admit; to accept; to accept; to comply; to include
observation; survey; measurement; opinion; prediction; thinking
inner world; inner sphere
answer; reply; response; answer; solution; result
to sleep; to die; to rest (in peace); to lie idle (e.g. of resources); to lie unused; (arch.) to close one's eyes
the world; society; sphere; circle; world-renowned; world-famous
target; object (of worship, study, etc.); subject (of taxation, etc.)
this way (of doing); this method; this sort (of thing); this type
limit; limits; degree; extent; the end; the last; as long as ...
possible; potential; practicable; feasible
as expected; sure enough; after all (is said and done); in the end; too; also
large quantity; massive (quantity); mass (e.g. mass production, mass transit, mass destruction)