to rot; to go bad; to corrode; to weather; to become useless; to blunt; to become depraved
opponent; rival; adversary; menace; danger; threat
protein; protein powder; protein supplement
whole life; a lifetime; all through life; (the only, the greatest, etc.) of one's life
kilo-; 1000; kilogram; kilogramme; kilometre; kilometer
to stop (an activity); to cease; to discontinue; to cancel; to abandon; to give up
book; volume; this; present; main; head
to highlight something; to bring something to the forefront
local specialty or souvenir bought as a gift while travelling; present brought by a visitor; something unpleasant that one is given (e.g. an illness while on vacation); unwelcome gift
somehow; for some reason; without knowing why
one day; all day (long); throughout the day; first day of the month
to think of; to hit upon; to come into one's mind; to remember; to recall
simple; plain; uncomplicated; straightforward; simple-minded; naive
to be needed; to be wanted
difficult problem; challenge
to find fault (with); to cavil (at); to carp (about); to throw a wet blanket (on); to throw cold water (on); to jinx
beep; honk (car horn); buzz (buzzer); boo (wrong answer, like buzzer on quiz shows)
whether or not (in phrases like "I don't know whether or not I can come")
for (e.g. "she dances well for an eight-year old"); considering it's (something or someone)
extra; more; unnecessary; needless; all the more; even more
how should I put it?; what shall I say?; well, you know; like
one person; being alone; being by oneself; being single; being unmarried; by oneself
to; for; from the standpoint of; as far as ... is concerned
heavy; weighty; heavy (feeling); depressed; slow; sluggish; important (position, responsibility, etc.)
just right (time, size, length, etc.)
won't; hasn't; isn't; won't you
genius; prodigy; natural gift
remainder; remnant; not very; not much; too much; excessively
bye-bye; good-bye; see you; saying goodbye; parting
all-night vigil over a body; wake
mode (musical mode, mode of probability distribution, state of physical system); fashion
hard; solid; stiff; tight; strong; firm (not viscous or easily moved); safe
business; task; use; purpose; for the use of ...; used for ...
to obey respectfully; to humble oneself; to sit straight (upright, respectfully, attentively)
part; portion; amount; worth (as in "two days' worth"); one's means; one's place; one's duty
the other day; lately; recently; meanwhile; in the meantime
stone; jewel; precious stone; flint (in a lighter); stone (in go); stone (in the bladder, kidney etc.); calculus