0
original
0
pathbreaking
0
pedantic
0
pioneering
0
pointless
0
preventable
0
random
0
redundant
0
volunteer
0
wanton
0
willed
0
willing and able
0
with one heart(expression, idiom, adverb, voluntarily, unintentionally)
0
without being asked(expression, idiom, adverb, voluntarily, optionally)
0
without prompting(expression, adverb, voluntarily, unintentionally, optionally)
-1
exciting
-1
purposeful
11 years ago|1.6k views|share |citing 
APASmart Define. (2015). obligatory thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/obligatory/thesaurus/antonyms
ChicagoSmart Define. 2015. "obligatory thesaurus" https://smartdefine.org/obligatory/thesaurus/antonyms (accessed September 27, 2026).
HarvardSmart Define 2015, obligatory thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/obligatory/thesaurus/antonyms>.
MLASmart Define. "obligatory thesaurus" 14 April 2015. Web. 27 September 2026. <https://smartdefine.org/obligatory/thesaurus/antonyms>