exchange; interchange; switching; reciprocity; barter; substitution
joint ownership; co-ownership; sharing (e.g. a viewpoint); sharing (files, devices on a network, posts on social media, etc.)
activity (of a person, organization, animal, volcano, etc.); action; movie (esp. during the silent movie period)
quick; fast; rapid; swift; prompt; streamlined
means of transportation; transportation system; way of getting around
arrangement; preparations; search (by police)
genuine; real; full-scale; full-blown; full-fledged; professional
reorganization; reorganisation; reshuffle
personal; individual; private
meagre; meager; scarce; limited; destitute; hard up
nature; property; disposition
group action; collective behavior; collective behaviour; acting as a group
poor (at); weak (in); not very good (at); not one's cup of tea; not one's favorite
youth; child (esp. of the young son of someone of high social standing); young; new
sense; sensation; feeling; intuition
idea commonly (generally) accepted in the world
distant (from someone); aloof; estranged; knowing little (of); ill-informed (about); ignorant (of)
to crowd; to flock; to swarm
really; truly; indeed; good grief
to turn toward; to look (up, down, etc.); to face (e.g. east) (of a building, window, etc.); to look out on; to point (of an arrow, compass needle, etc.); to be suited to
face; mask; face guard; (in kendo) striking the head; surface (esp. a geometrical surface); page; aspect
just one person; only one
blowing (e.g. of the wind); playing (a wind instrument); player (e.g. clarinet); (pair of) bellows; casting; founding
unpreparedness; falsehood; Chinese "Emptiness" constellation (one of the 28 mansions)
rupa (form); visible objects (i.e. color and form)
magic; sorcery; wizardry; magic (illusion); conjuring
errand; mission; messenger; bearer; familiar spirit; use
something out of the ordinary; variant; variety; person with an unusual character or background; unique figure; exceptional type
fight; battle; combat; struggle (for rights, higher wages, etc.); strife; (labor) dispute
to stimulate; to stir up; to arouse
pretext; history; past; according to ...; ... says
aimless; rambling; desultory; casual
to chase; to run after; to follow (a set order, a trend, etc.); to drive out; to get rid of; to drive (e.g. a herd)
way (of doing); manner; method; means
cooperation; collaboration
mutual aid; cooperation; benefit
cooperation; tie-up; joint business; partnership; alliance; sponsorship
one party; one faction; one clique
to make it a principle to ...; to aim at doing
claim; insistence; assertion; advocacy; emphasis; contention