But the professor who wants to ignore atrocities such as "misspelt" is a disgrace to the educational system.
Um, 'misspelt'
is a correct spelling, by the grounds you yourself allow to be legitimate: it is a British English spelling.
-t is a way of forming past tense in British English:
- knelt
- spelt
- dwelt
- spoilt
- learnt
- burnt
- spelt
- smeltFor further evidence, you might like to check
this entry .
Wendy