A character in a professionally-produced video drama (no names, no blames) said deign, but the subtitles had dain. Realistically, I have to call that a mistake, but an online search found The Century Dictionary, which I was previously unaware of but which seems to be a major and authoritative (if slightly outdated) source. It records dain as an archaic spelling of deign, so maybe the subtitler was just being archaic rather than wrong, except the video drama is set in modern times, everyone speaks standard US English and the subtitles are otherwise 99.95% correct (there are a few slips, but no others worth commenting about). It also records dain as a shortened form of disdain, but it doesn’t give an example of either use.
I was surprised to find that deign and disdain share an etymology, despite the different spelling. Anglo-French de(s)deigner became Middle English disdainen, while Old French deignier became Middle English deinen, but at some point people reinserted the ‘g’ to reflect the Latin dignus (worthy) and dignārī (to judge worthy).Continue reading