| Main Entry: | compulsory |
| Part of Speech: | adjective |
| Definition: | binding |
Synonyms: |
compulsatory, de rigueur, forced, imperative, imperious, mandatory, necessary, obligatory, required, requisite |
Antonyms: |
free, liberalized, liberated, optional, unstipulated, voluntary |
| Main Entry: | imperious |
| Part of Speech: | adjective |
| Definition: | bossy, overbearing |
Synonyms: |
arrogant, authoritative, autocratic, commanding, compulsatory, compulsory, despotic, dictatorial, domineering, exacting, haughty, high-handed, imperative, imperial, mandatory, obligatory, oppressive, overweening, peremptory, required, tyrannical, tyrannous |
| Notes: | imperial pertains to the qualities of power and royalty; imperious implies that someone is overbearing or domineering |
Antonyms: |
fawning, helpless, humble, obedient, servile, subservient, weak |
| Main Entry: | mandatory |
| Part of Speech: | adjective |
| Definition: | required, necessary |
Synonyms: |
binding, commanding, compelling, compulsatory, compulsory, de rigueur, essential, forced, imperative, imperious, indispensable, involuntary, irremissible, needful, obligatory, requisite |
Antonyms: |
optional, unnecessary, voluntary |
| Main Entry: | obligatory |
| Part of Speech: | adjective |
| Definition: | essential, required |
Synonyms: |
binding, coercive, compulsatory, compulsory, de rigueur, enforced, imperative, imperious, mandatory, necessary, requisite, unavoidable |
Antonyms: |
nonessential, optional, unrequired, voluntary |
| Main Entry: | required/requisite |
| Part of Speech: | adjective |
| Definition: | necessary |
Synonyms: |
appropriate, called for, compulsatory, compulsory, condign, demanded, deserved, due, enforced, essential, imperative, imperious, indispensable, just, mandatory, needed, needful, obligatory, prerequisite, prescribed, recommended, right, rightful, set, suitable, unavoidable, vital |
Antonyms: |
nonessential, optional, unnecessary |
| Main Entry: | required |
| Part of Speech: | adjective |
| Definition: | necessary |
Synonyms: |
appropriate, called for, compulsatory, compulsory, condign, demanded, deserved, due, enforced, essential, imperative, imperious, indispensable, just, mandatory, needed, needful, obligatory, prerequisite, prescribed, recommended, requisite, right, rightful, set, suitable, unavoidable, vital |
Antonyms: |
inessential, optional |