Added 9 October 2026 timeliness /ˈtaɪm.li.nəs/ noun Categories: Describing WordsRare Words noun ! Definition from Wiktionary (CC BY-SA). Pronunciation from Wiktionary, via Kaikki.org. More about timeliness at Wordnik → Where our words come from → The state of being timely. Related Words: opportunenessseasonablenesspatnesspunctualpunctualitypunctuallypromptnessoccasionopportuneimmediacypresentfreshness Back to today's word