possibly; apparently; (seem) likely; somehow or other; with difficulty; barely
curiosity; inquisitiveness
therefore; and so; for that reason; accordingly; consequently; hence
close; intimate; on good terms
to put in; to let in; to admit; to accept; to accept; to comply; to include
(if) by some chance; by some possibility; in the unlikely event that; (unlikely event of) emergency; the worst(-case scenario)
carelessly; thoughtlessly; inadvertently
on the occasion of; circumstances; juncture
inquisitively; pryingly; nosily; thoroughly; persistently; through-and-through
to bear a grudge against; to resent; to blame; to curse; to feel bitter towards
to hear; to catch (the sound of something); to hear about (rumour, etc.); to overhear; to get used to hearing
to raise one's hand; to surrender; to raise one's hand to someone (as a threat to strike); to become better (at something); to improve; to throw one's hat in the ring
the number of people; many people; a large number of people; (counted as an) adult
to make matters worse; besides; what's more; in addition; on top of that
let me see; well; errr ...; uhh ...
classroom; lecture room; department (in a university); class; lessons; school (for a particular discipline)
fairly long period of time; (arch.) four-hour period
participation; joining; entry; adherence
to cease; to stop; to be over
(something) has never occurred; to have never done (something); such a thing has not happened; never happens; there is never a time when
that is so; that is right; it looks to me; people say that; it is said that; I hear that
club activities; extracurricular activities
to gather; to collect; to assemble
suddenly and in a loud voice (e.g. sobbing)
to rise; to go up; to enter (esp. from outdoors); to come in; to enter (a school); to advance to the next grade; to get out (of water)
very; greatly; immense; enormous; serious; grave
strange; weird; wonder; mystery; cleverness; adroitness
cheerful; merry; sunny; bright (sky, day, etc.); fine; clear
(not) particularly; (not) especially; (not) specially; separately; apart; additionally
that way; that direction; that (one); that person; there; over there
one person; being alone; being by oneself; being single; being unmarried; by oneself
to decrease (in size or number); to diminish; to abate
self-study; teaching oneself; studying by oneself (at school) while the teacher is absent
severe; strict; tough; hard
should; must; -able; probably; likely
and so on; and so forth; et cetera; comment; criticism
opposite side; other side; over there; that way; the other party; the other person
study group; study meeting
development; growth; development (of a situation, story, etc.); advancement; playing around; having an active sex life
other than; except for; aside from; apart from; save for