tergiversationnoun [ C or U ]
/ˌtɜː.dʒɪ.vəˈseɪ.ʃən//ˌtɜ˞ː.dʒɪ.vɚˈseɪ.ʃən/formalthe act of making statements that are different from each other, so that they cannot both be true:
His tergiversations suggest a mind uncomfortable with either a Western or an Eastern identity.
the fact of not being loyal to someone or something