Object

• platitude: Joan is disappointed to hear Len mouthing platitudes about rehabilitation.

Converse of object

• gape: Her face was ashen; she looked this way and that, and her mouth gaped with the terror of her soul.

• rinse: It is wise, however, to rinse the mouth and throat by gargling with water after use of inhaled steroids.

Adjective modifier

• dry: Dry mouth, shaky legs, blank mind... What the heck happened?

• potty: Update: Mark Webber gets a potty mouth because he's so angry with the FIA.

Modifies a noun

• watering: There is a varied menu to choose from offering mouth watering meals.

• ulcer: My main symptoms are joint & muscle pain, fatigue, mouth ulcers, & rashes in the sun.

• outbreak: The rise partly reflects the impact of the foot and mouth disease outbreak on traffic in 2001.

• epidemic: More recently the foot and mouth epidemic caused great difficulties for the company.

• crisis: Last year's foot and mouth crisis served only to compound these issues.

• disease: The rise partly reflects the impact of the foot and mouth disease outbreak on traffic in 2001.

Noun used with modifier

• horse's: Each job description includes perks, bummers, detailed contact information and advice straight from the horse's mouth.

• estuary: Bass are fairly tolerant of fresh water, and can be found a long way upstream of the estuary mouth.

• thy: With my lips have I declared all the judgments of thy mouth.

• harbor: The cruiser San Giorgio lay in the harbor mouth.

Preposition: of

• estuary: Poppit Sands at the mouth of the estuary provides the opportunity for a range of water sports.