| Main Entry: | facultative |
| Part of Speech: | adjective |
| Definition: | optional |
Synonyms: |
discretional, discretionary, elective, noncompulsory, nonobligatory, not required, volitional, voluntary |
| Main Entry: | discretionary |
| Part of Speech: | adjective |
| Definition: | open to choice |
Synonyms: |
at the call, elective, facultative, judge and jury, leftover, nonmandatory, nonobligatory, open, optional, unrestricted |
Antonyms: |
nondiscretionary |
| Main Entry: | elective |
| Part of Speech: | adjective |
| Definition: | able to be chosen |
Synonyms: |
constituent, discretionary, electoral, facultative, nonobligatory, not compulsory, optional, selective, voluntary, voting |
Antonyms: |
required |
| Main Entry: | optional |
| Part of Speech: | adjective |
| Definition: | possible; available as choice |
Synonyms: |
alternative, arbitrary, discretional, discretionary, elective, extra, facultative, free, no strings attached, noncompulsory, nonobligatory, not required, open, unforced, unrestricted, up to the individual, volitional, voluntary |
Antonyms: |
compulsory, forced, required |
| Main Entry: | enabling |
| Part of Speech: | adjective |
| Definition: | allowing to happen |
Synonyms: |
facultative, permissive, sanctioning |
Antonyms: |
disabling |