spirit of turpentine vs oil of turpentine

spirit of turpentine and oil of turpentine both are nouns.

Word	Noun	Adjective	Verb	Adverb
spirit of turpentine	Yes	No	No	No
oil of turpentine	Yes	No	No	No

As nouns, spirit of turpentine and oil of turpentine are synonyms defined as:

spirit of turpentine and oil of turpentine: volatile liquid distilled from turpentine oleoresin; used as paint thinner and solvent and medicinally

Other synonyms of spirit of turpentine include turpentine, turps.

spirit of turpentine (noun)	oil of turpentine (noun)
volatile liquid distilled from turpentine oleoresin; used as paint thinner and solvent and medicinally	volatile liquid distilled from turpentine oleoresin; used as paint thinner and solvent and medicinally