optional

/ˈɒp.ʃə.nəl/adj

Elementary

1

Not compulsory; left to personal choice; elective.

Thesaurus

Synonyms

discretionary elective facultative free noncompulsory nonmandatory nonobligate nonobligatory nonrequired nonrequisite optional optionary unrequired volitional voluntary

Antonyms

binding compulsatory compulsory decretory forced imperative involuntary mandatory necessary non-optional

Sound Patterns & Rhymes

Alliteration

Words starting with the same consonant sound — used in poetry and prose to create rhythm, emphasis, and memorable phrasing (e.g. “Peter Piper picked”)

oad oak oar oas oat oba och oct oda odd

Assonance

Words sharing similar vowel sounds regardless of starting letter — creates internal melody in writing

abo aga aha ahh ahl aho ahr ahs aki ali

Consonance

Words sharing similar consonant sound patterns — adds texture and cohesion to writing

push shep ship shop pushy sharp sheep option polish pusher