Modifies a noun

• birthday: Charles Gordon, 11th Marquis of Huntly, died childless in February 1937, two weeks short of his ninetieth birthday.

• anniversary: The twentieth anniversary of Welles ' death and the ninetieth anniversary of his birth are due in 2005.

• year: Mrs Hobbs, who was in her ninetieth year, was the oldest woman in the village.

• day: The present Convention shall come into force on the ninetieth day following the date of deposit of the twentieth instrument of ratification or accession.

• minute: As the ninetieth minute approached, the home side were given the chance to put the game beyond all doubt.

• psalm: The book opens with the ninetieth psalm, a genuine psalm of the wilderness.