Backup synonyms | adjectives

Synonyms for Backup as an Adjective

• substitute

  switch, auxiliary
• reserve

  substitute, increase
• support

  help
• stand-in

  substitute
• relief

  substitute, support
• standby

  reserve, increase
• alternate

  auxiliary
• fill-in
• spare

  switch
• understudy

  substitute, switch
• replacement

  substitute, switch
• auxiliary

  increase
• extra

  auxiliary
• secondary

  increase
• supplementary

  increase
• second
• emergency
• supplemental
• surrogate
• sub
• double
• fallback

  switch
• alternative
• deputy
• proxy
• in reserve
• stopgap
• supporting
• subsidiary
• assistant
• representative
• provisional
• supportive
• additional
• other
• another
• cover
• ancillary
• accessory
• appurtenant
• dummy
• temporary
• makeshift
• in excess
• in store
• more than enough
• subordinate
• adjuvant
• dependent
• small-fry