French croire

← Corsican credè (cognate)

← Old French creire (inherited)

← Old French croire (mention)

← Franco-Provençal crêre (cognate)

← Proto-Indo-European *ḱred dʰeh₁- (derived)

← Proto-Indo-European *ḱḗr (mention)

← Proto-Indo-European *dʰeh₁- (mention)

← Proto-Italic *krezðō (inherited)

← Latin crēdere (inherited)

← Latin crēdō (mention)

← Norman creire (cognate)

← Occitan creire (cognate)

← Picard croère (cognate)

← Bourguignon croire (cognate)

← Gallo craire (cognate)

→ French croyable (suffix)

→ French recroire (prefix)

→ French mécroire (prefix)

→ French croire dur comme fer (mention)

→ Franco-Provençal crêre (cognate)

→ Haitian Creole kwè (mention)

→ Ido kredar (derived)

→ Louisiana Creole French crai (inherited)

→ Louisiana Creole French croi (inherited)