cap noun

1 soft flat hat

ADJ. flat, peaked | cloth | baseball, bathing, cricket, forage, school, shower, skull, swimming

CAP + NOUN badge > Special page at CLOTHES

2 covering for the end/top of sth

ADJ. filler, hub, lens | screw The bottle has a screw cap.

VERB + CAP put on, screw on Put the cap back on the pen. | remove, take off, unscrew