Five letter words that end with 'irt' are:
flirt
shirt
skirt
Some Scrabble words that end with 'irt' are:dirtflirtshirtskirtsquirt
IRT Second Avenue Line ended in 1940.
IRT Ninth Avenue Line ended in 1958.
IRT Third Avenue Line ended in 1973.
IRT Sixth Avenue Line ended in 1938.
Grand Central - IRT elevated station - ended in 1923.
Barclay Street - IRT Ninth Avenue Line - ended in 1940.
Warren Street - IRT Ninth Avenue Line - ended in 1940.
Chambers Street - IRT Sixth Avenue Line - ended in 1938.
Cortlandt Street - IRT Sixth Avenue Line - ended in 1938.
Grand Street - IRT Sixth Avenue Line - ended in 1938.
Canal Street - IRT Third Avenue Line - ended in 1955.