Added 10 October 2026 zestfulness noun Categories: FeelingsObscure Words noun ! Definition from WordNet 3.1, Princeton University. More about zestfulness at Wordnik → Where our words come from → Vigorous and enthusiastic enjoyment. Related Words: gustorelishzingzazzpizzazzjasmexhilarationhigh-heartednessbezazzbizzazzanimationsizzle Back to today's word