Synonyms of the word

hilarious

• adj. Very funny; causing great merriment and laughter.
• adj. Full of hilarity; merry.

humorous

• adj. Full of humor or arousing laughter; funny.
• adj. Showing humor; witty, jocular.
• adj. (obsolete) Damp or watery.
• adj. (obsolete) Dependent on or caused by one's humour or mood; capricious, whimsical.

humourous

• adj. (chiefly Britain, uncommon, nonstandard) Alternative spelling of humorous.

screaming

• v. present participle of scream.
• adj. Loud, sharp, and piercing to the ear.
• adj. Obvious; distinct.
• adj. (LGBT, slang) Effeminate, flamboyant or otherwise obviously gay.

uproarious

• adj. Characterized by loud, confused noise, or by noisy and uncontrollable laughter.