[lwf]

s/trained/strained/

[scarmig]

Strained is closer in Levenshtein distance, but I'd bet tainted was the original word.

[Judgmentality]

https://en.wikipedia.org/wiki/Levenshtein_distance

TIL. Thank you.

[nighthawk454]

It's also closer in "typo" distance (https://xkcd.com/1530/), although perhaps not with autocorrect.

edit: although now that I think of it, I suppose a "typo" distance is something of a weighted Levenshtein