Correct
顽钝
/ wán dùn /
Strokes
Definition
blunt (instrument)/stupid/thick-headed
Example
As an Adjective
dull and obtuse; stupid; thickheaded
1
Zīzhì
资质
wándùn
顽钝
be obtuse by nature
As an Adjective
lacking moral courage; lacking in integrity
As an Adjective
blunt