- amharus
- suspicion, so Irish, Old Irish amairess, infidelitas, am+iress, the latter meaning "faith"; Old Irish iress=air-ess, and *ess is from *sistâ, standing, root stâ, stand, reduplicated; cf. Latin sisto, etc. The whole word, were it formed at once, would look like *am-(p)are-sistâ, or *am-are-sistâ.
Etymological dictionary of the Gaelic language. Alexander Gairm Publications. 1982.