ai4
(of daylight) dim; obscure; clandestine; dubious

strokes 17
radical
strokes after radical 13
暧昧 曖昧 ai4 mei4
vague; ambiguous; equivocal; dubious

暧昧关系 曖昧關係 ai4 mei4 guan1 xi4
shady relationship; affair; adulterous relationship