Another word for sneak-in

If Shipton did sneak in here after we saw him, she must have seen him.

burglarycusses the problem of the sneak-in thief and how big an issue sneak-in burglaries are in our area.

Feedback is very much a warm-up gig, hence this is where all the technical gremlins sneak in.

Small boys and other miscreants used to try to sneak in through the exits as paying patrons opened the door on their way out.

Instead they hesitated and allowed substitute Williams to sneak in and toe poke past a bewildered Beresford.