Back-up synonyms | nouns

Synonyms for Back-up as a Noun

• substitute

  possible choice, other
• backing
• opportunity

  possible choice
• option

  possible choice
• alternate
• stand-in
• help
• support
• accompaniment
• druthers

  possible choice
• selection

  possible choice
• recourse
• sub
• redundancy
• preference
• pick
• other
• other fish in sea
• other fish to fry
• back
• instrument
• part
• harmony
• background
• relief
• alternative
• backup
• reservation
• overlapping
• doubling
• understudy
• double
• assistance
• aid
• reinforcements
• reserves
• additional resources
• fill-in
• reliever
• patronage
• championship
• others
• possible choice
• replacement
• substitution
• change
• another possibility
• another course of action
• inverse