erstwhile
— Adverb
– English
~ at a previous time; "at one time he loved her"; "her erstwhile writing"; "she was a dancer once"
erstwhile
— Adjective
– English
~ belonging to some prior time; "erstwhile friend"; "our former glory"; "the once capital of the state"; "her quondam lover"
ert
— Noun
– English
~ the coordinated universal time when an event is received on Earth