IMPACTFUL Synonyms: 37 Similar and Opposite Words - Merriam-Webster
https://www.merriam-webster.com/thesaurus/impactful
WebSynonyms for IMPACTFUL: impressive, emotional, exciting, excitable, poignant, passionate, inspirational, moving; Antonyms of IMPACTFUL: unimpressive, unemotional, cool, cold, dispassionate, detached, unaffecting, emotionless.
DA: 77 PA: 10 MOZ Rank: 53