Where does “fighterka” come from?

fighterka (Czech) comes from English fighter, from Middle English fightere, from Old English feohtere, from Old English -ere, from Proto-West Germanic -ārī, from Proto-Germanic -ārijaz, from Latin -ārius, from Proto-Italic *-āzios — Forms relational adjectives to nouns (and rarely numerals).

Ancestry of “fighterka”, step by step

StepLanguageWordMeaning
1EnglishfighterA person who fights; a combatant; A warrior;...
2Middle EnglishfightereA soldier or combatant; a person in combat
3Old Englishfeohterefighter, warrior
4Old English-eremasculine agent suffix, originally applied only...
5Proto-West Germanic-ārī-er
6Proto-Germanic-ārijaz-er
7Latin-āriuser
8Proto-Italic*-āziosForms relational adjectives to nouns (and rarely numerals)
Every word from Proto-Italic *-āzios
fighterka — Etymology, Origin & Word History | Etymology Explorer