"sometime" in the adjective sense
1. erstwhile, former, old, onetime, one-time, quondam, sometime
belonging to some prior time
"erstwhile friend"
"our former glory"
"the once capital of the state"
"her quondam lover"
"sometime" in the adverb sense
1. sometime
at some indefinite or unstated time
"let's get together sometime"
"everything has to end sometime"
"It was to be printed sometime later"
Source: WordNet® (An amazing lexical database of English)
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