You searched for: “alternates”
alternate (s) (AWL tur nit) (noun), alternates (pl)
1. Someone who takes the place of another person; a backup: Hank attended the political convention not as a full delegate but as an alternate representative.
2. Anyone who temporarily fulfills certain jobs and functions.
3. An understudy for a role; as, in a drama.
This entry is located in the following units: alter- (page 2) -ate (to do) (page 1)
alternate (AWL tur nayt) (verb), alternates; alternated; alternating
Occurring by taking turns; succeeding each other, take turns, rotate, interchange, vary, change: "Mack and his sister alternate washing the supper dishes."

"James alternated with Sam in taking the night shift on different nights."

This entry is located in the following unit: alter- (page 2)