Where does “Valentinstag” come from?

Valentinstag (German) comes from German tag, from German guten Tag, from Alemannic German Tag, from Middle High German tac, from Old High German tag, from Proto-West Germanic dag, from Proto-Germanic dagaz, from Proto-Indo-European dʰegʷʰ- — to burn; warm, hot.

Valentinstag (German): Valentine's Day

Definitions

  1. Valentine's Day

Ancestry of “Valentinstag”, step by step

Valentinstag traces back through two separate lines of ancestry.

via German tag

StepLanguageWordMeaning
1Germantagsingular imperative of tagen
2Germanguten Taghello, good day, good afternoon
3Alemannic GermanTagday
4Middle High GermantacAlternative form of tag
5Old High Germantagday
6Proto-West Germanicdagday
7Proto-Germanicdagazday; name of the D-rune
8Proto-Indo-Europeandʰegʷʰ-to burn; warm, hot

via German Valentin

StepLanguageWordMeaning
1GermanValentin
2LatinValentīnuspertaining to Valentia (which see)
3LatinValentiahealth, vigour, bodily strength
4Latin-iaUsed to form a feminine abstract noun, usually...
5Latin-iusforming adjectives from nouns; nominative neuter...
6Proto-Italic-jōsForms comparative adjectives
7Proto-Indo-European-yósCreates adjectives from noun or verb stems
Every word from Proto-Indo-European dʰegʷʰ-