close_in
1. [ verb ] advance or converge on
Synonyms: draw_in
Examples:

"The police were closing in on him"

Related terms: advance pull_in
Similar spelling:   closing
  Clausen
  Classen
  clashing
  clock_in
  closeness
  class_Nuda
  Clasen
  closing_off
  clioquinol
  Closson