English perpetual

← Middle English perpetuel (inherited)

← Old French perpetuel (derived)

← Proto-Indo-European *peth₂- (root)

← Latin perpetuālis (derived)

← Latin perpetuus (mention)

← Latin peto (mention)

→ English perpetually (suffix)

→ English nonperpetual (prefix)

→ English semiperpetual (prefix)

→ English perpetualness (suffix)

→ English unperpetual (prefix)

→ English perpetuality (suffix)