Added 10 October 2026 tightness noun Categories: Describing WordsMind & IdeasRare Words noun ! Definition from Wiktionary (CC BY-SA). More about tightness at Wordnik → Where our words come from → The quality or degree of being tight. Related Words: tautnessstringencyminginessclosenessparsimoniousnessparsimonytightfistednessmeannesstightentighteningtensionnarrowness Back to today's word