Where does “affirmen” come from?

affirmen (Middle English) comes from Old French affermer, from Latin affirmare, from Latin affirmo, from Latin ad-, from Latin īn-, from Latin în, from Latin en, from Proto-Italic en — in.

Ancestry of “affirmen”, step by step

affirmen traces back through two separate lines of ancestry.

via Old French affermer

StepLanguageWordMeaning
1Old Frenchaffermer
2Latinaffirmarepresent active infinitive of affirmō;...
3LatinaffirmoI present as fixed, firm, or true; affirm,...
4Latinad-to; usually prefixed to verbs, in which cases it...
5Latinīn-un-, non-, not
6Latinînin, at, on, upon, from (space)
7Latinenlookǃ beholdǃ; reallyǃ?; come onǃ
8Proto-Italicenin
9Proto-Indo-Europeanh₁énin

via Old French afermer

StepLanguageWordMeaning
1Old Frenchafermer
2Latinaffirmāre
Every word from Proto-Indo-European h₁énEvery word from Latin īn-Every word from Latin ad-