1) Earlier forms of words 2) Early word forms 3) Former forms of words 4) Historical root words 5) Historical word forms 6) Linguistic origins 7) Linguistic roots 8) Original forms of words 9) Original word forms 10) Plural form of etymon 11) Source words 12) Word ancestors 13) Words spawning others 
• (pl. ) of Etymon
etyma Plural form of etymon.