surprise attack; surprise visit; catching a person off guard
punch-line (of story or joke)
concussion (of the brain)
to become speechless; to be at a loss for words
rouge (esp. lip rouge); lipstick
to feel giddy; to totter; to be unfixed (emotions, beliefs, etc.); to waver; to wander aimlessly; to loiter
finishing blow; coup de grâce
one blow; one hit; one stroke; summiting on the first attempt (oft. without prior knowledge about the route; in climbing); on-sight; flashing
visit (to someone affected by illness or misfortune); call; letter of inquiry; letter of sympathy; dealing (a hit); striking (a blow)