Synonyms of optional
- 1 Syllable
- free
- 2 Syllables
- icer, gravier, open, tipper, fusser, extra
- 3 Syllables
- unneeded, free-willed, unforced, gingerbread, judgmental
- 4 Syllables
- uncompelled, unrequired, inessential, unprescribed, unessential, volitional, uncalled-for, unrestricted, voluntary, arbitrary, elective, discretional
- 5 Syllables
- unnecessary, nonmandatory, alternative, facultative, noncompulsory, discretionary
- 6 Syllables
- nonobligatory