Where does “infrequently” come from?

Infrequently comes from English frequent with the prefix in- from Latin in-, ultimately from Proto-Indo-European ne meaning not.

infrequently (English): Not frequently

Definitions

  1. Not frequently

Ancestry of “infrequently”, step by step

StepLanguageWordMeaning
1EnglishinfrequentNot frequent; not happening frequently
2Englishin-in, into, towards, within; in, into; Used with...
3Middle Englishin-
4Old Englishin-in, into; on, upon; internal, positioned on the...
5Old Englishinin; Alternative form of inn
6Proto-West Germanic*in
7Proto-Germanicinin; into
8Proto-Indo-Europeanénin
Every word from Proto-Indo-European én
infrequently — Etymology, Origin & Word History | Etymology Explorer