Dubious (adjective)
مشکوک، غیر معتبر
hesitating or doubting.
Example: “I was rather dubious about the whole idea”
Synonyms: doubtful, uncertain, unsure, in doubt, hesitant, undecided, unsettled, unconfirmed
Antonyms: certain, definite
Incendiary (adjective)
آگ لگانے والا، نذر آتش
(of a device or attack) designed to cause fires.
Example: “incendiary bombs”
Synonyms: combustible, flammable, inflammable, fire-producing, fire-raising
Antonyms: conciliatory