able-bodied; robust; sturdy; strong
to master (e.g. a skill); to become accustomed to (e.g. a lifestyle); to acquire (e.g. a habit); to retain
to doubt; to distrust; to be suspicious of; to suspect
unexpectedly; surprisingly; unexpected; unanticipated; unforeseen
unfeeling; heartless; cold-hearted; cruel
to that extent; to that degree; so much; so
immunity; immunization; immunisation; being hardened (to); being unaffected (by); being accustomed (to)
therefore; for that reason; such being the case
so; therefore; accordingly; consequently; on those grounds; that is why
family; members of a family
older sister and younger brother
war; battle; match; game; competition
house; one's house; one's home; one's family
patient's condition; pathology
having done that; if that is done; if it is done in that way
comfort; ease; easy; simple; (economically) comfortable; raku pottery
carefree; comfortable; at ease; easygoing; happy-go-lucky
illness (usu. excluding minor ailments, e.g. common cold); disease; bad habit; bad behaviour; crazy; insane
helpless; forlorn; hopeless; unpromising; lonely; discouraging
lonely; lonesome; solitary; desolate
depending on; as soon as; immediately after; as (e.g. "as one is told", "as one wishes"); whatever (e.g. "whatever is at hand"); order; program
unexpected; unforeseen; strange
writing implement; writing tool
textbook; coursebook; schoolbook
one copy (of a book, magazine, etc.); one volume
to press against each other; to huddle together
to shorten the distance (between); to close the gap (e.g. on the leader); to get closer (e.g. to someone); to close in (on)
factorization; factorisation
equation; formula; ceremony; style; (arch.) enforcement regulations (of the ritsuryo)
official; formal; formula (e.g. mathematical); official (social media) account (of a company, organization, etc.)
pity; sorrow; pitiable; pitiful; alack; alas
disassembly; dismantling; factorization; decomposition; resolution; deblocking
combination; union; binding; bond
madly in love; head over heels; fanatically doting; collapsed; out of spirits
dead language; extinct language; obsolete word; word that has become passé
health and physical education
keenly; deeply; calmly; quietly; fixedly (e.g. gazing, staring)
good thing; nice thing; good excuse; good grounds; interjection used to impress an idea or to urge a response
every year; yearly; annually
comparatively; quite; rather; rate; ratio; percentage