Synonyms of close in

Verb

1. close in, draw in, advance, progress, pass on, move on, march on, go on

usage: advance or converge on; "The police were closing in on him"

2. enclose, close in, inclose, shut in, surround, environ, ring, skirt, border

usage: surround completely; "Darkness enclosed him"; "They closed in the porch with a fence"