From Wiktionary, the free dictionary
duono + filo (literally, "half-son")
- IPA(key): [duonˈfilo]
- Rhymes: -ilo
- Hyphenation: du‧on‧fi‧lo
duonfilo (accusative singular duonfilon, plural duonfiloj, accusative plural duonfilojn)
- (sometimes) stepson
- Synonym: vicfilo