to faint; to be exhausted
remuneration; recompense; reward; toll
one's remaining years; the rest of one's life
to finish; to end; to merely result in something less severe than expected; to feel at ease; to feel unease or guilt for troubling someone; to be sorry
recovery (from an illness); recuperation; convalescence
to wait; to await; to look forward to; to depend on; to need
to have a trade; to have a vocation
which way; which direction; which one (esp. of two alternatives); who
it is not (like that) either
far from; anything but; not at all; let alone; to say nothing of; not to mention
health; healthy; sound; fit
such; like that; that sort of; very
regarding; in; to; towards; with regards to
one person; being alone; being by oneself; being single; being unmarried; by oneself
makings (of); aptitude; talent; nature; character; temperament
making practical; making useful; implementing
foundation; basis; bedrock; substrate (circuit board)
origin; appearance of auspicious omen
to go upstream; to go back (in time, to origin); to date back to; to trace back to
coincidence; chance; by chance; unexpectedly; contingency
one; for one thing; only; (not) even; just (e.g. "just try it"); some kind of; one type of
class; level; stratum; layer; hierarchy
discovery; detection; finding
accurate; correct; precise; exact
method; process; manner; way; means; technique
to discover; to find (e.g. an error in a book); to locate; to find (e.g. something missing); to be used to seeing; to be familiar with
beginning; outset; first; onset
rock; boulder; crag; cliff; anchor
living thing; organism; creature; biology
few; a little; scarce; insufficient; seldom
to be seen; to be in sight; to look; to seem; to come
ordinary; common; free of charge; unaffected; as is; only
to smell; to smell of; to have a smell
strange; odd; peculiar; queer; curious
moreover; furthermore; nevertheless; and yet
toxicity; virulence; toxic; virulent; poisonous
long (distance, length); long (time); protracted; prolonged
to be a matter of life or death
bare rock; rock surface; rock face
gas (state of matter, e.g. poison gas, natural gas); gasoline; gas; dense fog; thick fog; gas stove
cave; cavern; den; grotto
similarly; same (idea); same (name)