What part of speech is freight?

The Word 'freight' is both a noun (anuncountablenoun) and a verb (freight, freights, freighting, freighted).

The noun freight is a Word for the transportation of goods; the cost of carrying goods.

• The freight was shipped by rail and expected to arrive on the tenth.

The verb freight is to transport goods by vehicle.

• We will freight the goods to you by the fifth.