23
zeal(noun, activity, support, feeling, drive)
20
eagerness(noun, activity, feeling, drive, love)
19
enthusiasm(noun, activity, force, quality, feeling)
15
intensity(noun, activity, force, feeling, power)
15
passion(noun, activity, force, feeling, drive)
15
sincerity(noun, support, feeling, love, honor)
14
devotion(noun, activity, support, feeling, love)
14
solemnity(noun, feeling, passion, importance, significance)
13
seriousness(noun, work, feeling, passion, resolve)
12
intentness(noun, activity, feeling, passion, energy)
12
fervor(noun, activity, force, feeling, power)
12
vehemence(noun, activity, force, feeling, power)
11
ardor(noun, activity, support, force, quality)
11
earnest(noun, importance, significance, gravity, seriousness)
11
resolution(noun, activity, support, force, quality)
10
fervency(noun, force, feeling, power, passion)
10
fervour(noun, ardour)
10
gravity(noun, importance, significance, intensity, sincerity)
10
spirit(noun, activity, force, quality, feeling)
9
determination(noun, feeling, drive, honor, character)
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APASmart Define. (2015). earnestness thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/earnestness/thesaurus/synonyms
ChicagoSmart Define. 2015. "earnestness thesaurus" https://smartdefine.org/earnestness/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, earnestness thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/earnestness/thesaurus/synonyms>.
MLASmart Define. "earnestness thesaurus" 23 December 2015. Web. 20 September 2026. <https://smartdefine.org/earnestness/thesaurus/synonyms>