same kind (race); homogeneousness
atrocious; fiendish; brutal; villainous
class; order; et cetera; etc.; equal; iso-
sign; indication; omen; symptom
at once; immediately; right away; directly (face, lead to, etc.); automatically (mean, result in, etc.)
many problems; various problems
origin; genesis; opening; start; beginning
investigation (esp. in academic and scientific contexts)
suited to the occasion; expedient; ad hoc
as much as possible; as far as possible; whenever possible; if (at all) possible
clause; paragraph; argument; term (of an equation); (arch.) nape (of the neck)
to pull the trigger; to squeeze the trigger
to tread on thin ice; to go out on a limb; to walk a tightrope; to take risks; (lit.) to cross a dangerous bridge
to raise one's voice; to shout; to yell; to speak up (e.g. in protest); to speak one's mind
mammoth (esp. the woolly mammoth, Mammuthus primigenius)
which way; which direction; which one (esp. of two alternatives); who
smoothly; swimmingly; forthrightly; without hesitation
absence; being away from home; house-sitting; house-sitter; being left unattended to (of one's studies, etc.); neglecting
absurd; ridiculous; nonsense; excessive; extreme
disturbance of mind; losing one's head; being upset; transition; changing; moving
ten thousand years; eternity; perennial; perpetual
squaring; multiplying (a number) by itself; second power
function; function (programming)
premature; untimely (e.g. death); early
trend of the times; way things are going
rise (e.g. of a movement); emergence; rearing one's head; gaining prominence; coming to the fore; gaining power
recently; lately; these days; nearest; closest
treacherous; dangerous; untrustworthy; sneaky; cunning
crisp (e.g. potato chip, fried fish, etc.); crunchy; grumpily; touchily; scratching
to herd; to drive; to corner; to force someone into doing; to go hard; to push yourself
thunderous; rumbling; thunderously; rumblingly
whiz (e.g. projectile through air); swoosh; whoosh; whistling sound
to make sound (of an animal); to call; to cry; to make a meld call (e.g. pung, kong)
to die; to lay down life's burden
to finish off; to ensure (something) is dead; to put an end to; to deliver the final blow; to be the best for A
air-permeability; breathability