From Wiktionary, the free dictionary
See also: amo,
AMO,
Amo,
amó,
amò,
amö,
amô,
ãmo,
amọ,
Amo.,
-amo,
amo-,
amo', and амо
Possibly from Yoruba àmọ́, from Hausa àmmā, from Arabic أَمَّا (ʔammā). Compare Fon amɔ̆, Yoruba àmọ́
àmɔ́ (Benin)
- but