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Mandatory Antonyms

Trying to find opposite word for mandatory in English? No problem. Our site contains antonyms of mandatory in 8 different contexts. We have listed all the opposite words for mandatory alphabetically.

free
  • chargeless
  • comp
  • complimentary
  • costless
  • for love
  • for nothing
  • free of cost
  • free ride
  • freebie
  • gratis
inessential
  • accidental
  • additional
  • avoidable
  • beside the point
  • casual
  • causeless
  • chance
  • dispensable
  • excess
  • exorbitant
nonessential
  • deadwood
  • dispensable
  • excess baggage
  • excessive
  • expendable
  • extraneous
  • inessential
  • insignificant
  • peripheral
  • petty
optional
  • alternative
  • arbitrary
  • discretional
  • discretionary
  • elective
  • extra
  • facultative
  • free
  • no strings attached
  • noncompulsory
secondary
  • accessory
  • alternate
  • auxiliary
  • backup
  • bush-league
  • collateral
  • consequential
  • contingent
  • dependent
  • dinky
unforced
  • autonomous
  • chosen
  • deliberate
  • designful
  • discretional
  • elected
  • free
  • free-willed
  • freely
  • gratuitous
unnecessary
  • accidental
  • additional
  • avoidable
  • beside the point
  • casual
  • causeless
  • chance
  • dispensable
  • excess
  • exorbitant
voluntary
  • autonomous
  • chosen
  • deliberate
  • designful
  • discretional
  • elected
  • free
  • free-willed
  • freely
  • gratuitous
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