Converse of object

• have: Children can still go to school or childcare, in spite of having threadworms.

• treat: Ovex is used to treat threadworms ( sometimes known as pinworms ).

• kill: Vermox and Ovex will kill threadworms after a single dose.

Modifies a noun

• infestation: In the UK, it has been estimated that about 40 per cent of children under 10 years suffer from a threadworm infestation.

• infection: Threadworm infection can be treated solely by meticulous attention to hygiene for 6 weeks.

• egg: Threadworm eggs can survive in dust for a couple of weeks.

Noun used with modifier

• treatment: Without treatment threadworm may give rise to vaginitis ( inflammation of the vagina ) in girls and women.