From ⲉⲙⲉⲣ- (emer-) + ⲙⲏϣ (mēš), literally meaning "overseer of many". Calqued from Egyptian jmj-r mšꜥ */jaˌmijˌɾaʀˈmuːʃaʕ/.
ⲁⲙⲗⲉⲙⲏϣ (emermēš) mf.