n. The condition of a villain or serf; rusticity.n. The character of being villainous; the qualities characteristic of a villain; extreme depravity; atrocious wickedness.n. Discourteous or abusive language; opprobrious terms.n. A villainous act; a crime.n. Disgraceful conduct; conduct unbecoming a gentleman.n. Synonyms Baseness, turpitude, atrocity, infamy. See nefarious.