He behaved himself submissive, and was exceeding careful not to give offence.
NOTE 4, TO RULE 29. Adverbs are sometimes improperly used instead of adjectives; as, "The tutor addressed him in terms rather warm, but suitably to his offence."
The adverb suitably is incorrect. It does not express the manner of the action of the verb "addressed," but it denotes the quality of the noun terms understood; for which reason it should be an adjective, suitable.
FALSE SYNTAX.
The man was slowly wandering about, solitarily and distressed.
He lived in a manner agreeably to his condition.
The study of Syntax should be previously to that of Punctuation.
He introduced himself in a manner very abruptly.
Conformably to their vehemence of thought, was their vehemence of gesture.
I saw him previously to his arrival.