Following are all the grandfathering like words, in the list below.
GRANDDAD
100% like grandfathering
GRANDDADDY
100% like grandfathering
GRANDPA
100% like grandfathering
GRAMPS
100% like grandfathering
GRANDAD
100% like grandfathering
ENTITLEMENT
66.69% like grandfathering
MAINTENANCE
66.61% like grandfathering
TRANSITIONAL
66.57% like grandfathering
EXCLUSION
66.55% like grandfathering
DISQUALIFICATION
66.53% like grandfathering
TRANSIENT
66.52% like grandfathering
VESTED
66.37% like grandfathering
GRANDFATHER CLAUSE
33.39% like grandfathering
GRANDFATHER RIGHTS
33.39% like grandfathering
FRANCHISE
33.39% like grandfathering
CHARTER
33.39% like grandfathering
IMMUNITY
33.39% like grandfathering
DISPENSATION
33.39% like grandfathering
EASEMENT
33.39% like grandfathering
POLICING
33.39% like grandfathering
FURLOUGH
33.39% like grandfathering
STATUTES AT LARGE
33.39% like grandfathering
LEGISLATION
33.39% like grandfathering
NONENTRENCHMENT
33.39% like grandfathering
FORBEARANCE
33.39% like grandfathering
PREHERITANCE
33.39% like grandfathering
FREE PASS
33.39% like grandfathering
PRECEDENCE
33.39% like grandfathering
FREELAGE
33.39% like grandfathering
AUSPICES
33.39% like grandfathering
STATUTORY EXCLUSION
33.39% like grandfathering
SAFE HARBOR
33.39% like grandfathering
RELIEF
33.39% like grandfathering
PRECLEARANCE
33.39% like grandfathering
EXTRATERRITORIALITY
33.39% like grandfathering
CONSENT
33.39% like grandfathering
PRIVILEGE
33.39% like grandfathering
AVOWRY
33.39% like grandfathering
TRANSITIONAL PROVISION
33.39% like grandfathering
FUERO
33.39% like grandfathering
RULES AND REGULATIONS
33.39% like grandfathering
PROSECUTION HISTORY ESTOPPEL
33.39% like grandfathering
OVERSIGHT
33.39% like grandfathering
NOTWITHSTANDING CLAUSE
33.39% like grandfathering
GOLDEN PASSPORT
33.39% like grandfathering
PASSTHROUGH
33.39% like grandfathering
PRAXIS
33.39% like grandfathering
PREORDINANCE
33.39% like grandfathering
FIAT
33.39% like grandfathering
VIATORIAL PRIVILEGE
33.39% like grandfathering
PUBLIC ASSISTANCE
33.39% like grandfathering
CONSTITUTIONALISM
33.39% like grandfathering
DOMICILIATION
33.39% like grandfathering
LEGATEESHIP
33.39% like grandfathering
ENFRANCHISEMENT
33.39% like grandfathering
IMPERIALITY
33.39% like grandfathering
PRIOR KNOWLEDGE
33.39% like grandfathering
ENOCH ARDEN LAW
33.39% like grandfathering
HOMOLOGATION
33.39% like grandfathering
NON OBSTANTE
33.39% like grandfathering
SAUSAGEMAKING
33.39% like grandfathering
QUALIFIED IMMUNITY
33.39% like grandfathering
PRECEDENT
33.39% like grandfathering
RESTRICTION
33.39% like grandfathering
PASSING
33.39% like grandfathering
LEAVE
33.39% like grandfathering
SECONDARY LEGISLATION
33.39% like grandfathering
ADEMPTION
33.39% like grandfathering
VARIANCE
33.39% like grandfathering
DECLINATURE
33.39% like grandfathering
ACCESSION
33.39% like grandfathering
EXAMINERSHIP
33.39% like grandfathering
COGNIZANCE
33.39% like grandfathering
INDEMNIFICATION
33.39% like grandfathering
EXEQUATUR
33.39% like grandfathering
OUTLAWRY
33.39% like grandfathering
PREEMPTION
33.39% like grandfathering
CARVEOUT
33.39% like grandfathering
DELEGATED LEGISLATION
33.39% like grandfathering
GOOD STANDING
33.39% like grandfathering
CONCESSION
33.39% like grandfathering
SAUSAGE MAKING
33.39% like grandfathering
VETO
33.39% like grandfathering
ELDERDOM
33.39% like grandfathering
REGULATORY FRAMEWORK
33.39% like grandfathering
PREROGATIVE
33.39% like grandfathering
HENRY VIII CLAUSE
33.39% like grandfathering
STATUTORY AUTHORITY
33.39% like grandfathering
DISAFFIRMANCE
33.39% like grandfathering
RULE
33.39% like grandfathering
DIPLOMATIC IMMUNITY
33.39% like grandfathering
PATRONAGE
33.39% like grandfathering
AVOISION
33.39% like grandfathering
CLEARANCE
33.39% like grandfathering
DISALLOWANCE
33.39% like grandfathering
DELEGACY
33.39% like grandfathering
SEMISOVEREIGNTY
33.39% like grandfathering
TAX AVOIDANCE
33.39% like grandfathering
FLOWTHROUGH
33.39% like grandfathering
PERMISSION
33.39% like grandfathering