Disregardful is a related term of simpleminded.
As adjectives the difference between disregardful and simpleminded
is that disregardful is inconsiderate, thoughtless, heedless, regardless while simpleminded is stupid.
disregardful
English
Adjective
(
en adjective)
inconsiderate, thoughtless, heedless, regardless
Derived terms
* disregardfully
* disregardfulness