say it: SUHM-tahym
sometime is an adjective and adverb meaning "belonging to some prior time". It carries 2 recorded senses.
at some indefinite or unstated time
“let's get together sometime”
“everything has to end sometime”
“It was to be printed sometime later”
Forms marked · are formed by the regular rule rather than recorded in the source data. English keeps a few hundred irregulars and the rest follow the pattern, so the rule is right far more often than not — but it is a rule, and the mark says so.
Definitions, synonyms and semantic relations for sometime come from Princeton University’s WordNet. The pronunciation comes from the CMU Pronouncing Dictionary. Commonness is measured against a corpus of everyday English. Full sources and licences.