some nerve (as in 'you must have some nerve to ...')
theme; topic; subject matter; motif; project; slogan
aid; help; assistance; assistant; counselor; counsellor
optional; voluntary; arbitrary; arbitrary
control column; yoke; joystick
composite; combined; complex
handstand; headstand; being upside down; being in reverse
to allow; to enable; to make possible; to make feasible; to permit
physical strength; brute strength; arm strength
to sharpen; to grind; to whet; to hone; to make keen
implementation (e.g. of a feature); installation (of equipment); mounting; packaging
memorization; memorisation; learning by heart
to eat too much; to overeat
in proportion to; just as much as
to reach the point that; to come to be that; to turn into
bursting with youth and energy (esp. young woman); vivaciously young; (fish) jumping around energetically (e.g. when caught in a net); bursting (e.g. seams); tight; splattering (e.g. cooking oil)
unreliable; undependable; helpless; forlorn; worried; uneasy
iron pipe; steel pipe; metal pipe
styrofoam; styrene foam; expanded polystyrene
shock resistance; impact resistance
to have both; to possess both; to combine with
to feed (e.g. an animal on oats); to let eat; to support (e.g. a family); to provide for; to inflict (damage); to deal (e.g. a blow)
at first; initially; in the beginning
place to look (esp. when averting one's eyes)
to fold one's arms; to link arms with someone
magnificent spectacle; thrilling sight; grand view
duty room; staff room; waiting room
headset (for phones, etc.)
itself; one's own body; oneself; originally; naturally
acid; sourness; sour taste
thermoregulation (of the body)