watering place vs spa

watering place and spa both are nouns.

Word	Noun	Adjective	Verb	Adverb
watering place	Yes	No	No	No
spa	Yes	No	No	No

As nouns, watering place and spa are synonyms defined as:

Other synonyms of watering place include watering hole.

watering place (noun)	spa (noun)
a health resort near a spring or at the seaside	a fashionable hotel usually in a resort area
	a place of business with equipment and facilities for exercising and improving physical fitness
	a health resort near a spring or at the seaside