table-tennis table vs pingpong table

table-tennis table and pingpong table both are nouns.

Word	Noun	Adjective	Verb	Adverb
table-tennis table	Yes	No	No	No
pingpong table	Yes	No	No	No

As nouns, table-tennis table and pingpong table are synonyms defined as:

table-tennis table and pingpong table: a table used for playing table tennis

Other synonyms of table-tennis table include ping-pong table.

table-tennis table (noun)	pingpong table (noun)
a table used for playing table tennis	a table used for playing table tennis