"be unfaithful" in German to be unfaithful fremdgehen zweigleisig fahren jdn. anderen haben Detailed translations for "be unfaithful" to be unfaithful to be unfaithful(also: to two-time sb.) fremdgehen{intransitive verb} to be unfaithful(also: to two-time sb.) zweigleisig fahren{intransitive verb} to be unfaithful(also: to two-time sb.) jdn. anderen haben