Blockhead is a related term of dimwit.
As nouns the difference between blockhead and dimwit
is that blockhead is (colloquial) a stupid person while dimwit is (pejorative) a person who is deficient in intelligence.
blockhead
English
Alternative forms
* block head, block-head
Noun
(
en noun)
(colloquial) A stupid person.
* {{quote-book
, year=1764
, author=Horace Walpole
, title=The Castle of Otranto
, passage=So I think,
blockheads , said Manfred: what is it has scared you thus?}}
Synonyms
* See also
Derived terms
* blockheaded
* blockheadess
dimwit
English
Noun
(
en noun)
(pejorative) A person who is deficient in intelligence.
Synonyms
* See
Derived terms
* dimwitted
* dimwittedly
* dimwittedness
See also
* halfwit
* nitwit