noun or verb acting prenominally:

• above one's means (station); undue

expression / godan ~む verb:

• to work hard at one's lessons

expression / godan ~る verb:

• to take off one's hat

expression:

• have a pain in one's chest

adverb:

• contrary to one's habit; unusually

noun:

• one-two punch ➜ ワンツーパンチ

noun:

• school of one's (first, second) choice

noun:

• number of days (times) one has attended

expression:

• the one thing that is well-remembered

noun:

• one's brother-in-law; stepbrother (elder)

noun:

• one's sister-in-law; stepsister (elder)

noun:

• placing a meal in front of one

noun:

• behavior; bearing; demeanor; one's daily life - four character idiom

noun:

• skill at administration; one's administrative skills - four character idiom

expression:

• At forty, one has no doubts. (Confucius) - four character idiom

noun / ~の noun:

• being devoted to one's wife; uxorious - four character idiom

noun:

• one's own faction (of a party)

noun:

• mil (one thousandth of an inch)
• mill

noun:

• one-sided game

~と adverb:

• with a swoosh; at one fell swoop - onomatopoeia

expression:

• on the right as one faces (it)

expression / godan ~く verb:

• to dominate (usu. one's husband)

noun / ~する noun:

• running quickly; fleeing
• doing as one likes

noun:

• outstanding reading ability; one glance, ten lines [literal] - four character idiom

noun:

• job title; name of one's position