昧 - dark, foolish

vague; ambiguous; unclear

brothel fronting as a tea house, inn, restaurant, etc.

Aimai accent, used in parts of Kanto

disambiguation (of a Wikipedia page, etc.); ambiguity aversion

complete concentration on one subject (usu. prayer); one-practice absorption

stupid

ambiguity

being absorbed in reading

swinging a knife around; brandishing a knife

being absorbed in writing popular novels (cheap fiction); being absorbed in writing something to amuse oneself

obscurantism

ordinary and ignorant; mediocre and stupid