I wish I had ...; I should have ...; it would have been better if I had ...
fellow (at an academic institution, etc.)
welcome; (warm) reception
rikka; formal style of ikebana
professor; teaching; instruction
taking the podium; mounting the rostrum; going on stage to give a speech, etc.
teacher (to whom one owes a debt of gratitude); mentor; one's former teacher
latter period; second half; late stage; third trimester; second semester
to hold a small dinner party
compensatory holiday (for working on a day off); time in lieu
business trip; official trip
absence; being away from home; house-sitting; house-sitter; neglecting (e.g. one's studies); leaving unattended
gotcha; alrighty; got it; OK
ogre; demon; spirit of a deceased person; ogre-like person (i.e. fierce, relentless, merciless, etc.); it (in a game of tag, hide-and-seek, etc.); seeker; Chinese "ghost" constellation (one of the 28 mansions)
to be (of animate objects); to exist; to stay; to be ...-ing; to have ...-ed; to be ...-ed
feather; plume; wing; shuttlecock (in badminton)
to grow long (e.g. hair, nails); to lengthen; to extend; to reach out; to hold out; to straighten; to smooth out
useless; no good; hopeless; cannot; must not; not allowed
achievements; actual results; accomplishments; past results; track record
medicine; drug; chemical agent (e.g. pesticide, bleach, lubricant); chemical
careless; thoughtless; hasty; rash
previous day; day before; eve; prior day; preceding day
sponsorship (i.e. conducting under one's auspices); promotion; organizing; organising; hosting; staging
eating together; dining together; having a meal together
to (call and) stop; to call (someone) to stop; to hail (e.g. a taxi)
presentiment; premonition; hunch; to have a premonition; to have a hunch
aroma; fragrance; scent; smell
certainly; without fail; right and wrong; pros and cons
(staying) one night; overnight stay; overnight rental; per-night rental
gentle; quiet; mild; quiet (color, pattern, etc.); sober
to withdraw; to leave; to retire; to back down; to give up
feel uneasy; on tenterhooks; in suspense; on pins and needles
thereabouts; vicinity; that area; that situation; those circumstances
taking leave (of a visited place); leaving; going home; leaving one's employment; quitting one's job; being dismissed
it seems so; that's what it looks like
confluence (of rivers); flowing together; joining; joining (of people, groups, parties, etc.); union; linking up
to be anxious (about); to be concerned (about); to think out (e.g. a plan); to work out; to investigate
to give birth; to bear (child); to lay (eggs); to produce; to yield; to give rise to
action; conduct; behaviour; behavior; mobilization; mobilisation