Where does “intertidally” come from?

intertidally (English) comes from English intertidal, from English tidal, from English tide, from Middle English tyde, from Old English tīd, from Proto-Germanic tīdiz, from Proto-Indo-European déh₂itis, from Proto-Indo-European deh₂y- — to share, divide.

intertidally (English): In an intertidal region; Between successive tides

Definitions

  1. In an intertidal region; Between successive tides

Ancestry of “intertidally”, step by step

intertidally traces back through two separate lines of ancestry.

via English intertidal

StepLanguageWordMeaning
1EnglishintertidalPertaining to the part of a shore between the...
2Englishtidalrelating to tides
3EnglishtideThe periodic change of the sea level,...
4Middle EnglishtydeA time (period), season
5Old Englishtīdtime, period, season; period, season, time;...
6Proto-Germanictīdiztime; period, interval
7Proto-Indo-Europeandéh₂itisinterval, period of time
8Proto-Indo-Europeandeh₂y-to share, divide
9Proto-Indo-Europeandeh₂-to share, divide

via English ly

StepLanguageWordMeaning
1EnglishlyAbbreviation of light-year
2VietnameselyAlternative spelling of li
Every word from Proto-Indo-European deh₂-
intertidally — Etymology, Origin & Word History | Etymology Explorer