Synonyms of the word

indignant

• adj. Showing anger or indignation, especially at something unjust or wrong.

angry

• adj. Displaying or feeling anger.
• adj. (said about a wound or a rash) Inflamed and painful.
• adj. (figuratively, said about the elements, like the sky or the sea) Dark and stormy, menacing.

incensed

• adj. Enraged; infuriated; spitefully or furiously angry.
• v. simple past tense and past participle of incense.

outraged

• v. simple past tense and past participle of outrage.

umbrageous

• adj. Having shade; shady; having shade provided by thick foliage.
• adj. (figuratively) irritable, easily upset.