相关单词近義詞 fornication 通奸, faithlessness 無信, disloyalty 不忠實, betrayal 背叛, adultery 通奸, cheating 欺騙行爲, perfidy 不誠實, unfaithfulness 不忠反義詞fidelity, 忠實臨近詞infiltrate, infidel 返回 infidelities