driver's licence vs driving license

driver's licence and driving license both are nouns.

Word	Noun	Adjective	Verb	Adverb
driver's licence	Yes	No	No	No
driving license	Yes	No	No	No

As nouns, driver's licence and driving license are synonyms defined as:

driver's licence and driving license: a license authorizing the bearer to drive a motor vehicle

Other synonyms of driver's licence include driver's license, driving licence.

driver's licence (noun)	driving license (noun)
a license authorizing the bearer to drive a motor vehicle	a license authorizing the bearer to drive a motor vehicle