to play dumb; to feign ignorance; to play the fool; to be in one's dotage
to be reminded of; to call to mind
childhood friend; friend from infancy; old playmate
official recognition; authorization; authorisation; licence; license; accreditation
ago; since; before; previous
influence; effect; to influence; to affect; to have an influence on
carelessness; inattention; thoughtlessness
by means of; due to; because of; according to
accident; incident; trouble; circumstances; reasons
with the exception of; excepting; excluding
vague; ambiguous; shady; disreputable; fuzzy
to be jealous of; to envy; to begrudge
being resented (by someone one holds resentment towards); thinking ill of a person based on a misunderstanding; unjustified resentment caused by a misunderstanding; responding to kindness with resentment
bad; poor; inferior; delinquent; hoodlum; hooligan
to have a warped view; to be jaundiced; to feel that one has been unfairly treated; to be jealous; to be envious
pupil; student; schoolchild
or something; for instance ... (though there are other suitable options); ... or ...; as soon as; right after; while still
various; all sorts of; variety of; (arch.) various colors (colours)
danger; peril; hazard; risk
many; numerous; large amount of; large quantity of; frequent; common
here; this place; this point; here; these past ... (e.g. three years); these last ...
for a moment; for a minute; for a while; for some time; for the time being; for now
accurate; correct; precise; exact
school festival; campus festival
on and after; as from; hereafter; thereafter; since
artificial; unnatural; human-caused (e.g. mistake, error, disaster); man-made
direction; way; side (of an argument, etc.); one's part; type; category; field (of study, etc.)
to quieten down; to fall silent; to cease activities; to become inactive; to lie low
around the clock; day and night
a little; some; somewhat; amount; quantity; number
action; conduct; behaviour; behavior; mobilization; mobilisation
in that case; (might not be what was expected or hoped for but) if that's the case
to put; to place; to leave (behind); to establish (an organization, a facility, a position, etc.); to set up; to appoint (someone to a certain position); to hire
direct; immediate; personal; firsthand
sure; certain; reliable; trustworthy; If I'm not mistaken; If I remember correctly
matter to be checked or investigated
to be (of animate objects); to exist; to stay; to be ...-ing; to have been ...-ing
yes; yeah; huh?; what?; not; 's
is not; am not; are not; isn't it?
I wonder; should I?; is it?; I wish that; I hope that
pitch; tone; time; tempo; mood; tendency