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unbutton

un·but·ton

unbutton

pronunciation:
uhn buh tn
features:
Word Parts
part of speech: transitive verb & intransitive verb
inflections: unbuttoned, unbuttoning, unbuttons
definition: to undo a button or buttons on (clothing or the like).
Word Parts
The word unbutton contains the following part:
un-2 Old English prefix that means reverse (an action)
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The prefix un-2 attaches to verbs.
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synonyms:
de-, dis-