Manx iu

← Proto-Celtic *ɸibeti (inherited)

← Proto-Indo-European *peh₃- (inherited)

← Old Irish ibid (inherited)

→ Irish ibh (cognate)

→ Manx yn-iu (prefix)

→ Manx iuder (suffix)

→ Manx iuoil (suffix)

→ Manx neuiuoil (affix)

→ Manx do-iu (prefix)