heart; guts; nerve; central part
thumping (heart); banging; pounding; racing
condominium (usu. mid or high-rise); apartment building; apartment house; block of flats; apartment; flat
aging; wearing out; deterioration
to be unable to; to find difficult (unpleasant, awkward, painful) to do; to serve two or more functions or roles simultaneously; to contain (or combine) two or more features; to work in two or more jobs simultaneously (positions, etc.); to do alongside
development; exploitation
departure; setting off; being used up; being consumed; passage of time; lapse; rehearsal
to step aside; to move (i.e. out of the way); to make way; to resign; to retire; to quit