Second string and Third string

Second string noun - A squad of players that are available either individually or as a team to relieve or replace the players who started the game.

Third string and second string are semantically related In some cases you can use "Third string" instead the phrase "Second string" as an adjective or a noun.

Second string and third string are semantically related in imperfect topic. You can use "Second string" instead the phrase "Third string" as a noun or an adjective, if it concerns topics such as person that serves another.