1
straight person
1
stunt man(noun, person)
1
succedaneum(noun, replacement, alternative, alternate, backup)
1
successor(noun, cover, reserve, substitute, replacement)
1
super
1
supplanter(replacement, alternative, alternate, backup, surrogate)
1
supplementary
1
supply(replacement, alternative, alternate, backup, surrogate)
1
temp(reserve, substitute, replacement, alternative, alternate)
1
temporary(noun, adjective, reserve, substitute, replacement)
1
temporary expedient(expression, replacement, alternative, alternate, backup)
1
thesp
1
thespian
1
third string
1
trouper
1
ventriloquist
1
vice-president
1
villain
1
walk-on
1
walk on
11 years ago|2.7k views|share |citing 
APASmart Define. (2015). stand-in thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/stand-in/thesaurus/synonyms
ChicagoSmart Define. 2015. "stand-in thesaurus" https://smartdefine.org/stand-in/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2015, stand-in thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/stand-in/thesaurus/synonyms>.
MLASmart Define. "stand-in thesaurus" 10 April 2015. Web. 26 September 2026. <https://smartdefine.org/stand-in/thesaurus/synonyms>