mixin
sealed
noninherited
subclass
final method
classical inheritance
base class
inheritor
non-virtual interface
throw true
composite reuse principle
nonheritable
noninheritable
trait
prototype-based programming
abstract class
disinheritable
prototype-based
nontransmissible
unclassable
nonhereditary
class-based programming
inheritance
object
supermethod
virtual method
subclassable
abstract
multiple inheritance
unrepresentative
final class
misinheritance
second-class entity
second-class citizen
second-class value
inherit
inherited
uninheritability
singleton pattern
unsubclass
sui generis
red bourgeoisie
virtual
object-oriented language
superclass
hereditament
virtual class
heritability
circle-ellipse problem
derived class