Where does “hydrogenless” come from?

hydrogenless (English) comes from English hydrogen, from French hydrogène, from French -gène, from Latin -genus, from Ancient Greek -γενής, from Ancient Greek -είᾱ, from Ancient Greek -ής, from Proto-Indo-European -ēs — Creates action nouns or result nouns from verbs;...

hydrogenless (English): Without hydrogen

Definitions

  1. Without hydrogen

Ancestry of “hydrogenless”, step by step

hydrogenless traces back through two separate lines of ancestry.

via English hydrogen

StepLanguageWordMeaning
1EnglishhydrogenThe lightest chemical element (symbol H), with an atomic number of 1 and atomic weight of 1.008
2Frenchhydrogènehydrogen; first-person singular present...
3French-gène-gen, -genic
4Latin-genusborn from, sprung form
5Ancient Greek-γενήςborn in a certain place or condition; of a kind
6Ancient Greek-είᾱSuperficially appears in abstract nouns derived from σ-stem adjectives, with the true suffix being
7Ancient Greek-ήςadjective suffix
8Proto-Indo-European-ēsPrimarily forms adjectival bahuvrīhi compounds
9Proto-Indo-European-ess
10Proto-Indo-European-osCreates action nouns or result nouns from verbs;...

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 -osEvery word from Ancient Greek -ήςEvery word from Ancient Greek -είᾱ