As nouns the difference between menial and manual is that menial is a servant, especially a domestic servant while manual is manual (booklet).
As an adjective menial is of or relating to work normally performed by a servant.
As nouns the difference between menial and manual is that menial is a servant, especially a domestic servant while manual is manual (booklet).
As an adjective menial is of or relating to work normally performed by a servant.