Where does “Hilary-tide” come from?

Hilary-tide (English) comes 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-, from Proto-Indo-European deh₂- — to share, divide.

Hilary-tide (English): The season around the feast day of Saint Hilary (January 13th); the season following Christmastide

Definitions

  1. The season around the feast day of Saint Hilary (January 13th); the season following Christmastide

Ancestry of “Hilary-tide”, step by step

Hilary-tide traces back through two separate lines of ancestry.

via English tide

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

via English Hilary

StepLanguageWordMeaning
1EnglishHilary
2LatinHilariuscheerful, happy; Latin name of Saint Hilary of...
3Latinhilarischeerful, lively, light-hearted, merry
4Ancient Greekἱλαρόςcheerful, merry, joyous, glad, happy
5Ancient Greekἵλαοςpropitious, gracious, merciful; kind, mild,...
6Proto-Indo-Europeansēlh₂-to calm, quiet, be favourable
Every word from Proto-Indo-European deh₂-Every word from Proto-Indo-European deh₂y-Every word from Proto-Indo-European déh₂itis