Honestly, I think it's an adverb because mistook is a verb but, it can be a adjective to, because, an adjective is a describing word that describes whatever you mistook....
Mistook is a verb. It's the past tense of mistake.
As a verb; equivocar or confundir
I mistook her for my sister in the dimly lit room.
I mistook her for someone else at the party last night.
he though he knew me, but he mistook me for someone else
Mistook is the past tense of mistake.
Her misapprehension with the situation caused her to lose friends
The Man Who Mistook His Wife for a Hat was created in 1985.
The ISBN of The Man Who Mistook His Wife for a Hat is 0671554719.
present / past / past participle cut / cut / cut Run / ran / run eat / ate / eaten have / had / had mistake / mistook / mistaken
The Man Who Mistook His Wife for a Hat has 233 pages.
There is no abstract noun for the verb to laugh. The noun form of the verb to laugh is the gerund, laughing; a concrete noun as a word for a physical act. The noun 'laugh' is a concrete noun as a word for a physical action or sound. The concrete noun 'laugh' can be used in an abstract context. Example: He mistook me for a famous movie star. What a laugh!