Synonyms: sure thing, certainty, foregone conclusion
Definition: something that is certain
Usage: his victory is a certainty
Similar words: quality
Definition: an essential and distinguishing attribute of something or someone
Usage: the quality of mercy is not strained--Shakespeare
Synonyms: foregone conclusion, matter of course
Definition: an inevitable ending
Similar words: ending, finish, conclusion
Definition: event whose occurrence ends something
Usage: his death marked the ending of an era; when these final episodes are broadcast it will be the finish of the show