MOT test vs MOT

MOT test and MOT both are nouns.

Word	Noun	Adjective	Verb	Adverb
MOT test	Yes	No	No	No
MOT	Yes	No	No	No

As nouns, MOT test and MOT are synonyms defined as:

MOT test and MOT: a compulsory annual test of older motor vehicles for safety and exhaust fumes

Other synonyms of MOT test include Ministry of Transportation test.

MOT test (noun)	MOT (noun)
a compulsory annual test of older motor vehicles for safety and exhaust fumes	a compulsory annual test of older motor vehicles for safety and exhaust fumes