" stopgap "

1: as in backup, makeshift;

•  Synonyms : 

•  alternate,

•  backup,

•  jackleg,

•  make-do,

•  makeshift,

•  proxy,

•  substitute,

•  acting,

•  ad interim,

•  interim,

•  provisional,

•  provisionary,

•  provisory,

•  temporary

•  Antonyms : 

•  long-term,

•  permanent

1: a temporary replacement;

  * e.g., " ... the coach we have now was only hired as a stopgap until someone with more experience is found "

•  Synonyms : 

•  expedient,

•  makeshift

•  Antonyms : 

• (N/A)