Where does “tardyonic” come from?

tardyonic (English) comes from English tardyon, from English tardy, from English tardive, from French tardif, from Old French tardif, from Latin tardīvus, from Latin -īvus, from Proto-Indo-European -iHwós — Creates adjectives from verb stems.

tardyonic (English): Of or pertaining to tardyons

Definitions

  1. Of or pertaining to tardyons

Ancestry of “tardyonic”, step by step

tardyonic traces back through two separate lines of ancestry.

via English tardyon

StepLanguageWordMeaning
1EnglishtardyonAny particle with non-zero mass
2EnglishtardyLate; overdue or delayed; Moving with a slow pace...
3Englishtardivebelated
4Frenchtardiflate, belated
5Old Frenchtardiflate; not on time
6Latintardīvuslate
7Latin-īvusAdjective suffix
8Proto-Indo-European-iHwós
9Proto-Indo-European-wósCreates adjectives from verb stems

via English ic

StepLanguageWordMeaning
1Englishicrelated or pertaining to; having the character of
Every word from Proto-Indo-European -wósEvery word from Latin -īvusEvery word from Latin tardīvus