irrepealable
adjective
ir·re·peal·able ˌir-i-ˈpē-lə-bəl 
: not repealable
irrepealability
ˌir-i-ˌpē-lə-ˈbi-lə-tē
noun 
Word History
First Known Use
1633, in the meaning defined above
- overoptimistic
- overoptimistically
- overoptimists
- overorchestrated
- overorchestrates
- overorchestrating
- overorganization
- overorganize
- overorganized
- overorganizes
- overorganizing
- overornament
- overornamented
- overornamenting
- overornaments
- overornate
- overpack
- overpackage
- overpackaged
- overpackages
- overpackaging
- overpacked
- overpacking
- overpacks
- overpaid