16 entries under seldom topic. ×

21
uncommonly(adverb, usual, greatness, absolutely, very)
19
extremely(adverb, quantity, very, enough, measurement)
18
extraordinarily(adverb, usual, very, really, extremely)
17
remarkably(adverb, quantity, usual, greatness, very)
11
rarely(adverb, very, severely, uncommon, really)
6
extra(adverb, little, uncommon, really, hardly)
2
hardly ever(expression, hardly, barely, rarely)
2
uncommon(adverb, little, really, hardly, particularly)
1
almost never(expression, hardly, barely, terrifically)
1
finely(hardly, barely, terrifically, infrequently)
1
on rare occasions(expression, idiom, hardly, barely, terrifically)
1
once in blue moon(expression, idiom, hardly, barely, terrifically)
1
scarcely ever(expression, hardly, barely, especially)
1
unfrequently(hardly, barely, terrifically, infrequently)
1
unoften(hardly, barely, terrifically, rarely)
0
now then(expression, barely, terrifically, unfrequently)
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APASmart Define. (2016). unusually thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/unusually/thesaurus/synonyms
ChicagoSmart Define. 2016. "unusually thesaurus" https://smartdefine.org/unusually/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2016, unusually thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/unusually/thesaurus/synonyms>.
MLASmart Define. "unusually thesaurus" 30 March 2016. Web. 24 September 2026. <https://smartdefine.org/unusually/thesaurus/synonyms>