one machine; one aircraft; one life
montane zone; mountain zone
reflection; reverberation; reflex; reflexes
descent; fall; drop; passing down (of an order, decree, etc.)
telephone call; speaking over the telephone; (Internet) voice call; counter for telephone calls of a set duration
I'm sorry; (it's) inexcusable; thank you very much (for help, etc.)
small quantity; small amount; narrowmindedness
funny; amusing; strange; odd; improper; unsuitable
good; fine; excellent; favorable; favourable; satisfactory
in comparison with; when compared with; according to; in light of; in view of
amendment; correction; revision; modification; alteration; retouching
signal; signalling; signaling; traffic light; traffic signal
accent (on a syllable, word); stress; intonation; inflection; (language) accent (e.g. American, British); accent (e.g. in a design)
as if (something untrue were actually true); like hell (e.g. "like hell I will")
to declare; to assert; to say bluntly; to say straight out
appropriate (e.g. authorities); concerned; relevant; said; aforementioned; competent
near-miss; just missing (each other)
counter for wheels and flowers
meeting; assembly; party; society; association; club
control (by the state); controlling; coordination; air traffic control
link; directory entry; rink
check; plaid; checking; monitoring; check (banking); cheque
circular window; round window
proximity; nearness; soon; nearby
to say goodbye; to bid farewell
bon voyage!; have a nice trip!
mankind; the human creature; fellow creatures
to keep one's mouth shut; to refuse to talk