irreplaceable /ir-i-plāˈsə-bl/

1. Whose loss cannot be made good
2. Without possible substitute

irreplaceˈably adverb

• suboxides
• subpanation
• subpanations
• subparallel
• subphrenic
• subphyla
• subphylum
• subplot
• subplots
• subpoena
• subpoena'd
• subpoenaed
• subpoenaing
• subpoenas
• subpolar
• subpopulation
• subpopulations
• sub-postmaster
• sub-postmasters
• sub-postmistress
• sub-postmistresses
• sub-postoffice
• sub-postoffices
• subpotent
• subprefect