Added 9 October 2026 helpfulness /ˈhɛlp.fʊl.nəs/ noun Categories: Describing WordsRare Words noun ! Definition from Wiktionary (CC BY-SA). Pronunciation from Wiktionary, via Kaikki.org. More about helpfulness at Wordnik → Where our words come from → The quality of being helpful. Related Words: kindlinesswillingnessvalueusefulnessutilityeffectivenessassistanceaidhelpavailabilityrelevanceefficiency Back to today's word