Words evolve for the better or worse. They are born and then they live in our mouths and then, often, they die. Resisting these life cycles is as futile as resisting our own. Tell as many people as you want that “impactful” isn’t a word; you can’t stop it from flooding our vernacular and becoming, in its recognition, exactly that: a word.
How many times have you decimated several forests’ worth of Kleenex because a man used you for sex, strung you along, couldn’t make up his mind about you, dumped you for no good reason, caught you in the cross-fire of his own quest for self-actualization, or committed any number of similar offenses which should in fairness get a guy’s man-card revoked for life?