ADJ. little, quick
VERB + PEEP have, take | get
PREP. ~ at I noticed him take a little peep at his watch. | ~ behind The film gives us a peep behind the curtain at a Broadway musical. | ~ into a peep into the private life of a world leader | ~ through I took a peep through the keyhole.
ADV. cautiously | out He peeped out cautiously from behind the door.
PREP. at She was tempted to peep at the letter. | through The child peeped through a crack in the door.