repair vs stamping ground

repair and stamping ground both are nouns.

Word	Noun	Adjective	Verb	Adverb
repair	Yes	No	Yes	No
stamping ground	Yes	No	No	No

As nouns, repair and stamping ground are synonyms defined as:

Other synonyms of repair include hangout, haunt, resort.

repair (noun)	stamping ground (noun)
the act of putting something in working order again	a frequently visited place
a frequently visited place
a formal way of referring to the condition of something

repair (verb)	stamping ground (verb)
give new life or energy to
restore by replacing a part or putting together what is torn or broken
set straight or right
move, travel, or proceed toward some place
make amends for; pay compensation for