untwist

From Wiktionary

Word parts[change]

un- + twist

Pronunciation[change]

Verb[change]

Plain form
untwist

Third-person singular
untwists

Past tense
untwisted

Past participle
untwisted

Present participle
untwisting

  1. (transitive) If you untwist something, you remove a twist from it.
  2. (intransitive) If something untwists, it opens from a twisted position.