/ ˌevəˈlɑːstɪŋ; NAmE ˌevərˈlæstɪŋ/ adjective
1.
continuing for ever; never changing
SYN eternal :
everlasting life / love
an everlasting memory of her smile
To his everlasting credit , he never told anyone what I'd done.
2.
( disapproving ) continuing too long; repeated too often
SYN constant , interminable , never-ending :
I'm tired of your everlasting complaints.
► ever·last·ing·ly adverb