Preposition: of

• lining: Sneezing is caused by the irritation of the soft lining of the nose, which is characteristic of the common cold.

• skin: The most important thing is to avoid further irritation of the skin in the ear.

• nerve: Diabetes can also produce irritation of the small nerves in the foot leading to a burning pain.

• tract: Irritation of the respiratory tract may also occur in woodworkers.

• throat: Nicotine from the gum may sometimes cause a slight irritation of the throat at the start of treatment and may also cause increased salivation.

Converse of object

• soothe: Oilatum Bath Emollient reduces skin roughness and scaling, soothes irritation and itching, rehydrates the skin, and helps protect against further drying.

• cause: They also can cause irritation to nerves leaving the spine causing a wide variety of problems.

• relieve: Calamine lotion will relieve the irritation whilst paracetamol will also help.

Adjective modifier

• gastric: Suppositories are useful in reducing the risk of gastric irritation by direct effect of the drug on the gastric mucosa.

• nasal: The only symptom for which this is not the case is nasal irritation.

• gastrointestinal: Common adverse effects include a metallic taste and gastrointestinal irritation ( in particular, nausea and vomiting ).

• minor: A minor noise irritation becomes a real effect on quality of life.

• mild: The majority of men with the disease will have no symptoms; the others will have a mild irritation.

• respiratory: It damages the central nervous system and skin, and causes respiratory irritation.

Noun used with modifier

• skin: The larvae may or may not cause skin irritation.

• throat: Symptoms could include eye, nose and throat irritation, sneezing, coughing, hives or asthma attack.

• stomach: It has been known to cause stomach irritation, euphoria or depression.

• nerve: Mechanism - narrowing causes spinal nerve root irritation with referred pain in the arm or leg.

• bladder: This is true if the medication is for pain, nausea, diarrhea, or bladder irritation.

• eye: Acute irritant symptoms from the inhalation of ETS are common, the most frequent being eye irritation.