manvantara
manvantara — changes of Manus; SB 2.10.1
manvantara-adhipān — and the changes of such; SB 3.7.25
manvantara-parivṛttam — changed by the end of a life of a Manu; SB 5.24.24
eka manvantara-avatārera — of only one feature of the Lord, namely the manvantara-avatāras; CC Madhya 20.324