16 entries under seldom topic. ×

14
hardly(adverb, simply, barely, scarcely)
8
unusually(adverb, very, severely, really, extremely)
8
uncommonly(adverb, very, severely, really, quite)
6
hardly ever(expression, idiom, adverb, hardly, unusually)
4
extremely(adverb, absolutely, very, severely, really)
4
remarkably(adverb, absolutely, very, really, extremely)
3
extra(adverb, very, really, extremely, hardly)
3
extraordinarily(adverb, absolutely, very, severely, really)
3
uncommon(adjective, adverb, very, really, extremely)
3
unfrequently(adverb, hardly, terrifically, infrequently)
3
unoften(adverb, hardly, terrifically, infrequently)
2
finely(adverb, hardly, terrifically, infrequently)
1
almost never(expression, adverb, hardly, terrifically)
1
on rare occasions(expression, idiom, adverb, hardly, terrifically)
1
on the odd occasion(expression, idiom, adverb, hardly)
0
once in blue moon(expression, idiom, adverb, hardly, terrifically)
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APASmart Define. (2015). rarely thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/rarely/thesaurus/synonyms
ChicagoSmart Define. 2015. "rarely thesaurus" https://smartdefine.org/rarely/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2015, rarely thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/rarely/thesaurus/synonyms>.
MLASmart Define. "rarely thesaurus" 30 October 2015. Web. 23 September 2026. <https://smartdefine.org/rarely/thesaurus/synonyms>