BADDEST
Etymology
Adjective
baddest
(nonstandard) superlative form of bad: most bad
Usage notes
The standard superlative is worst.
Antonyms
• goodest
Source: Wiktionary
BAD
Bad, imp.
Definition: of Bid. Bade. [Obs.] Dryden.
Bad, a. [Compar. Worse; superl. Worst. ] Etym: [Probably fr. AS.
bæddel hermaphrodite; cf. bædling effeminate fellow.]
Definition: Wanting good qualities, whether physical or moral; injurious,
hurtful, inconvenient, offensive, painful, unfavorable, or defective,
either physically or morally; evil; vicious; wicked; -- the opposite
of good; as a bad man; bad conduct; bad habits; bad soil; bad health;
bad crop; bad news.
Note: Sometimes used substantively.
The strong antipathy of good to bad. Pope.
Syn.
– Pernicious; deleterious; noxious; baneful; injurious; hurtful;
evil; vile; wretched; corrupt; wicked; vicious; imperfect.
Source: Webster’s Unabridged Dictionary 1913 Edition