SLUTTISH
easy, light, loose, promiscuous, sluttish, wanton
(adjective) casual and unrestrained in sexual behavior; “her easy virtue”; “he was told to avoid loose (or light) women”; “wanton behavior”
blowsy, blowzy, slatternly, sluttish
(adjective) characteristic of or befitting a slut or slattern; used especially of women
Source: WordNet® 3.1
Etymology
Adjective
sluttish (comparative more sluttish, superlative most sluttish)
(vulgar) Like a slut; sexually promiscuous.
(chiefly, dated) Dirty or untidy; disorderly.
Synonyms
• slatternly
Synonyms
• slutty
Source: Wiktionary
Slut"tish, a.
Definition: Like a slut; untidy; indecently negligent of cleanliness;
disorderly; as, a sluttish woman.
Why is thy lord so slutish, I thee pray. Chaucer.
An air of liberal, though sluttish, plenty, indicated the wealthy
farmer. Sir W. Scott.
– Slut"tish*ly, adv.
– Slut"tish*ness, n.
Source: Webster’s Unabridged Dictionary 1913 Edition