adj-i

1. dull (e.g. a knife); blunt
2. thickheaded; obtuse; stupid
3. dull (sound, color, etc.); dim (light)
4. slow; sluggish; inert; lethargic
5. insensitive; dull (e.g. reflexes); unperceptive; unfeeling

adj-i

1. usually kana thickheaded; obtuse; stupid
2. usually kana slow; sluggish; inert; lethargic
3. usually kana indulgent (esp. to the opposite sex); doting

adj-i

1. slow (occ. written as 鈍い)
2. late (occ. written as 晩い)
3. too late (usu. as もう〜 or もはや〜; occ. written as 晩い)