English, in its superabundance, has many multiples of words and phrases that overlap contentiously in meaning. These confusables are the bread and butter of usage manuals: imply and infer, disinterested and uninterested, careen and career, defuse and diffuse, convince and persuade, militate and mitigate, refute and reject, and flaunt and flout.
Some of these pairs are worth distinguishing; others are not. Part of editing well – and writing well – is knowing which distinctions to preserve and which to disregard. Examining over versus more than, John E. McIntyre refers to dog-whistle editing: ‘the observance of nuances that only copy editors can hear, and thus a waste of time’.