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unbutton

1 ENTRIES FOUND:
unbutton /ˌʌnˈbʌtn̩/ verb
unbuttons; unbuttoned; unbuttoning
unbutton
/ˌʌnˈbʌtn̩/
verb
unbuttons; unbuttoned; unbuttoning
Britannica Dictionary definition of UNBUTTON
[+ object]
: to open the buttons of (something)