14 entries under infrequently topic. ×

19
extraordinarily(adverb, usual, absolutely, very, really)
18
remarkably(adverb, usual, greatness, absolutely, very)
18
unusually(adverb, usual, greatness, absolutely, very)
12
rarely(adverb, very, severely, really, quite)
10
oddly(adverb, unusually, nonconformingly)
9
extremely(adverb, little, absolutely, very, really)
8
infrequently(adverb, unusually)
8
seldom(adverb, unusually)
7
especially(adverb, absolutely, very, really, extremely)
5
extra(adverb, little, uncommon, really, hardly)
5
occasionally
5
sporadically
4
sparsely
3
uncommon(adjective, adverb, little, really, hardly)
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APASmart Define. (2015). uncommonly thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/uncommonly/thesaurus/synonyms
ChicagoSmart Define. 2015. "uncommonly thesaurus" https://smartdefine.org/uncommonly/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, uncommonly thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/uncommonly/thesaurus/synonyms>.
MLASmart Define. "uncommonly thesaurus" 14 April 2015. Web. 24 September 2026. <https://smartdefine.org/uncommonly/thesaurus/synonyms>