infidelity in Russian
infidelity in Russian
неве́рность
Unfaithfulness in a marriage or an intimate (sexual or romantic) relationship: practice or instance of having a sexual or romantic affair with someone other than one's spouse, without the consent of the spouse.
безбо́жие
(obsolete) Lack of religious belief.
безве́рие
(obsolete) Lack of religious belief.
неве́рие
(obsolete) Lack of religious belief.