Where does “valentineless” come from?

valentineless (English) comes from English Valentine, from Latin Valentīnus, from Latin Valentia, from Latin -ia, from Latin -ius, from Proto-Italic -jōs, from Proto-Indo-European -yós — Creates adjectives from noun or verb stems.

valentineless (English): Without a valentine; having no romantic partner...

Definitions

  1. Without a valentine; having no romantic partner...

Ancestry of “valentineless”, step by step

valentineless traces back through two separate lines of ancestry.

via English Valentine

StepLanguageWordMeaning
1EnglishValentineAlternative form of valentine
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

via English less

StepLanguageWordMeaning
1EnglishlessTo a smaller extent or degree; comparative form...
2Middle Englishlesfalse; lying; deceptive; falsehood; a lie
3Old Englishlēasfalse, lax; false, void, loose; devoid of, loose...
4Proto-Germanic*laus
Every word from Proto-Indo-European -yósEvery word from Latin -iaEvery word from Latin -ius