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Table of Contents
1. optional
Table of Contents
1. optional
Antonyms
Synonyms
1. optional
adjective.
['ˈɑːpʃənəl, ˈɔpʃənəl']
possible
but
not
necessary;
left
to
personal
choice.
Antonyms
obligatory
appointive
disabling
de rigueur
incumbent on
bounden
Synonyms
nonmandatory
ex gratia
nonobligatory
elective
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