Part of speech:
A thing or person that annoys
The act of irritating, or exciting, or the state of being irritated; excitement; stimulation, usually of an undue and uncomfortable kind; especially, excitement of anger or passion; provocation; annoyance; anger.
The definition of bilious is something relating to bile or the liver, or someone who has a bad temper.
Difficult to handle:
Stingy or mean
Of, causing, or having dyspepsia
The definition of fractious is someone who is bad tempered, or someone or something that is difficult to control.
Characterized by or resulting from anger.
In an ill humor; bad-tempered; peevish
Hard to please; irritable; fretful; cross
Peevish; petulant; cross
The definition of petulant is someone who gets irritated without a good reason.
The definition of splenetic is relating to the spleen, or spiteful, irritable or bad tempered.
Bad-tempered; sullenly rude; hostile and uncivil
Of, relating to, or suggestive of a wasp.
Bitter hostility or open enmity; active hatred.
Nervous movements caused by tension.
To become worn or scraped by abrasion:
The definition of aggravate means to make worse or to annoy.
(Archaic) To harass or disturb by repeated attacks.
Bait is defined as to tempt someone or something.
To cause to be irritated, especially by repeated acts; trouble or annoy:
(Intransitive) To have a feeling of vexation; to be vexed; to fret; to be irritated.
Exacerbate is defined as to make worse or more severe.
(Archaic) To intensify (a feeling, disease, etc.); aggravate
To cause to fester or rankle.
An abnormal swelling of plant tissue, caused by injury or by parasitic organisms such as insects, mites, nematodes, and bacteria. Parasites stimulate the production of galls by secreting chemical irritants on or in the plant tissue. Galls stimulated by egg-laying parasites typically provide a protective environment in which the eggs can hatch and the pupae develop, and they usually do only minor damage to the host plant. Gall-stimulating fungi and microorganisms, such as the bacterium that causes crown gall, are generally considered to be plant diseases.
To irritate or torment persistently:
To torment or worry; harass
The definition of hector is to bully.
To cause someone to feel impatient or angry; annoy:
Nettle is defined as to sting, poke or annoy.
The definition of provoke is to push something to happen, or to annoy.
To cause (someone) to feel irritated or resentful:
To cause to be interested or engaged:
Frame of mind; disposition; mood
(Now Rare) Anger or ill humor
Find another word for irritability. In this page you can discover 81 synonyms, antonyms, idiomatic expressions, and related words for irritability, like: choleric, irascibility, peevishness, impatience, anger, annoyance, irritation, acrimonious, atrabilious, bilious and cankered.