to bow; to bow one's head; to apologize; to apologise; to bow to; to yield to
vague; ambiguous; shady; disreputable; fuzzy
easy; trifling; harmless; nothing of the sort; not at all
to be injured; to sustain a wound
follow; following (on social media, esp. Twitter); follow-up; following up; backing-up; covering for; follow-up shot
to spread (e.g. a rumor); to circulate; to disseminate
knowledge; understanding; rules; regulations; deputy; acting
the past; bygone days; one's past (that one would prefer remained secret); past (tense); preterit; previous life
inquiry into; enquiry into; prying (into); investigation; search; exploration
agreement; rules; code; protocol; convention; bylaw
rule; regulation; settlement; conclusion; habit; custom
permeation (of thought, ideology, culture, etc.); infiltration (e.g. of ideas); permeation (of a liquid, etc.); soaking; osmosis
where; which; anyway; anyhow; sooner or later; eventually
if anything; if pushed I'd say; if I had to say
fellow; mutual; companion; comrade
important; momentous; essential; principal; major
characteristic (of); peculiar (to)
subtle; delicate; difficult; complex; doubtful; questionable
manner of speaking; verbal argument; objection; protesting a decision (esp. that of a sumo referee); rumor; rumour
don't worry about it; forget about it
good thing; nice thing; good excuse; good grounds; interjection used to impress an idea or to urge a response
close; intimate; on good terms
to divide; to separate; to share; to distribute; to distinguish
difficult to ...; hard to ...
bonds (between people); (emotional) ties; relationship; tether; fetters
to be disappointed; to be dejected; to be downhearted; to feel exhausted; to feel drained
announcement; presentation; demonstration; displaying; showing; introducing
one more time; once more; once again
at once; immediately; right now
through; throughout; through (the good offices of); by way of
common knowledge; being well-known; making (something) well-known
to empty; to vacate; to evacuate
potentiality; likelihood; possibility; availability
zero; 0; nought; nothing; zilch
old person; senior citizen; the aged; the elderly
stimulus; impetus; incentive; encouragement; motivation; provocation
palpitation (of the heart); pounding; throbbing; thumping
no sooner than; as soon as; immediately after; at the thought of; when I think about