8 entries under electoral topic. ×

4
discretionary(adjective, open, free, voluntary, elective)
4
optional(adjective, possible, voluntary, elective)
3
facultative(adjective, open, free, voluntary, elective)
2
voluntary(adjective, open, free, elective)
0
constituent
0
not compulsory(expression, adjective)
0
selective
0
voting
13 years ago|724 views|share |citing 
APASmart Define. (2013). nonobligatory thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/nonobligatory/thesaurus/synonyms
ChicagoSmart Define. 2013. "nonobligatory thesaurus" https://smartdefine.org/nonobligatory/thesaurus/synonyms (accessed September 29, 2026).
HarvardSmart Define 2013, nonobligatory thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/nonobligatory/thesaurus/synonyms>.
MLASmart Define. "nonobligatory thesaurus" 28 June 2013. Web. 29 September 2026. <https://smartdefine.org/nonobligatory/thesaurus/synonyms>