鈍 - dull, slow, foolish

thickheaded; obtuse; stupid

blunt weapon

thickheaded; insensitive; dull; thick-skinned

to become blunt; to grow dull

becoming dull; slowing down

dull (e.g. a knife); blunt

blockhead; dunce; dimwit; dolt; slowcoach; slowpoke

to become less capable

to waver in one's resolution

blunt (e.g. sword); dull

dark sleeper (species of sleeper goby, Odontobutis obscura)

loris