French word baisable comes from French baiser, French -able (-able.)

Detailed word origin of baisable

Dictionary entry	Language	Definition
baiser	French (fra)	Kiss (dated, outside, Canada) to kiss. (vulgar, _, slang) to break, deteriorate. (vulgar, _, slang) to prevail over someone, fuck, screw. (vulgar, _, slang, ambitransitive) to fuck, screw.
-able	French (fra)	-able.
baisable	French (fra)	(slang, vulgar) fuckable, sexually desirable.

Words with the same origin as baisable