The best replacement for part is apart.

The best alternatives to part are rated as following:
★★★★★  apart
★★★  whole
★★  part
★★  middle part
★  as a whole
★  portion
★  2 part epoxy
★  side part
★  component
  left part hair
  closure
  in whole
  right hair part
  invisible hairline
  left hair part
  part to whole
  organ
  center part
  right part
  1 part epoxy
  center

Your alternative for part is not listed? Suggest!
Speaking about part, one probably shouldn't forget about fade.

Other search terms related to part and their ratings are:
★★★★★ fade
★★★★ permission part
★★★★ curly hair
★★ weave
★★ bangs
★★ closure
You have in mind a companion for part and it is not yet here? Propose!



Google Trends

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part
apart
whole