1. 暧昧：03 第一次爱的人 My firstlover | 04 暧昧 Shadiness | 05 我愿意 I do

2. 可疑：shadeless 没有阴影的 | shadiness 可疑 | shading 留下阴影

3. 有阴影的情形/可疑/暧昧：shadeless /没有阴影的/ | shadiness /有阴影的情形/可疑/暧昧/ | shadowbox /与假想敌作拳击训练/谨慎地对付对手/

4. 有阴影的情形：shadeoftrees 樾 | shadiness 有阴影的情形 | shadowadumbrationhatching 阴影

noun

1. of questionable honesty or legality

e.g. they acted with such obvious shadiness that they were instantly recognizable
the shadiness of their transactions

2. relative darkness caused by light rays being intercepted by an opaque body

e.g. it is much cooler in the shade
there's too much shadiness to take good photographs

Synonym: shadeshadowiness