Similarly I've stopped saying "It's crazy that..." and changed it to "It's wild that ..." What do you call it when tamer words are more impactful? Example: I'v

Similarly I've stopped saying "It's crazy that..." and changed it to "It's wild that ..." What do you call it when tamer words are more impactful? Example: I've found "Dum-dums" > "stupid idiots". Is it because they're less triggering for emotional responses to the words themselves?