I.
noun
1 soft flat hat
ADJECTIVE
▪ school ( esp. BrE ), shower , skull (usually skullcap ) , stocking ( AmE ), trucker ( AmE )
▪ ball ( AmE ), baseball , bathing , cricket , ski ( esp. AmE ), swim ( AmE ), swimming ( esp. BrE )
▪ cloth ( esp. BrE )
▪ flat , peaked (both esp. BrE )
▪ dunce ( AmE ), dunce's ( BrE )
VERB + CAP
▪ doff ( old-fashioned ), tip
CAP + NOUN
▪ badge ( BrE )
2 covering for the end/top of sth
ADJECTIVE
▪ bottle ( esp. AmE ), hub , lens
▪ filler ( esp. BrE ), gas ( AmE )
▪ screw
▪
The bottle has a screw ~.
VERB + CAP
▪ put on , screw on
▪
Put the ~ back on the pen.
▪ remove , take off , unscrew
II.
verb
Cap is used with these nouns as the object: ↑ pen