n. 淫荡
好色

[ noun ]
feeling morbid sexual desire or a propensity to lewdness
<noun.feeling>

Lascivious \Las*civ"i*ous\ (l[a^]s*s[i^]v"[i^]*[u^]s), a. [L.
lascivia wantonness, fr. lascivus wanton; cf. Gr. la`stauros
lecherous, lh^n to wish, Skr. lash to desire.]
1. Wanton; lewd; lustful; as, lascivious men; lascivious
desires. --Milton.

2. Tending to produce voluptuous or lewd emotions.

He capers nimbly in a lady's chamber
To the lascivious pleasing of a lute. --Shak.
-- {Las*civ"i*ous*ly}, adv. -- {Las*civ"i*ous*ness}, n.

lasciviousness \las*civ"i*ous*ness\ n.
The state or habitual condition of feeling an excessive or
morbid sexual desire.

Syn: prurience, pruriency, carnality.
[WordNet 1.5]