Antonyms of verb unclutter

1 sense of unclutter

Sense 1
unclutter, clear -- (rid of obstructions; "Clear your desk")
       Antonym of clutter (Sense 1)
      => clutter, clutter up -- (fill a space in a disorderly way)

Synonyms/Hypernyms (Ordered by Estimated Frequency) of verb unclutter

1 sense of unclutter

Sense 1
unclutter, clear -- (rid of obstructions; "Clear your desk")
       => change, alter, modify -- (cause to change; make different; cause a transformation; "The advent of the automobile may have altered the growth pattern of the city"; "The discussion has changed my thinking about the issue")