Antonyms of adj libidinous

1 sense of libidinous

Sense 1
lascivious, lewd, libidinous, lustful -- (driven by lust; preoccupied with or exhibiting lustful desires; "libidinous orgies")

INDIRECT (VIA sexy) -> unsexy -- (not sexually aroused or arousing)

Similarity of adj libidinous

1 sense of libidinous

Sense 1
lascivious, lewd, libidinous, lustful -- (driven by lust; preoccupied with or exhibiting lustful desires; "libidinous orgies")
       => sexy (vs. unsexy) -- (marked by or tending to arouse sexual desire or interest; "feeling sexy"; "sexy clothes"; "sexy poses"; "a sexy book"; "sexy jokes")