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optional
op·tion·al
optional
pronunciation:
ap
sh
n
l
features:
Word Combinations
(
adjective
)
part of speech:
adjective
definition:
not required; left to one's choice.
synonyms:
discretionary
,
elective
antonyms:
compulsory
,
imperative
,
mandatory
,
obligatory
,
required
,
requisite
similar words:
alternative
,
voluntary
Word Combinations
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derivation:
optionally (adv.)
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