鈍

どん のろ

dull, slow, stupid, dull-brained

痴鈍

ちどん

dull-witted

鈍化

どんか

becoming dull, slowing down

鈍刀

どんとう

dull or blunt sword

鈍頭

どんとう

obtuse (of the shape of a leaf), rounded

鈍る

にぶる なまる

to become blunt, to grow dull

鈍角

どんかく

obtuse angle

遅鈍

ちどん

dullness, stupidity

焼鈍

annealing

青鈍

あおにび

grey tinged with green, grey tinged with blue

鈍い

にぶい のろい

dull (e.g. a knife), blunt

薄鈍

うすのろ うすどん

half-wit, fool, simpleton

利鈍

りどん

sharp or blunt, bright or foolish

鈍色

にびいろ

dark gray, dark grey

鈍足

どんそく どんあし

slow-footed

魯鈍

ろどん

imbecility, stupidity

鈍感

どんかん

thickheadedness, stolidity, insensitivity

鈍器

どんき

blunt weapon

愚鈍

ぐどん

stupidity, silliness, asininity, imbecility, dim-wittedness