Same as bug-compatible, with the additional implication that much tedious effort went into ensuring that each (known) bug was replicated. [Jargon File]

In addition suitable contents:
[ = ] [ ad ] [ al ] [ am ] [ ar ] [ arc ] [ arg ] [ as ] [ at ] [ b ] [ bug-compatible ] [ ca ] [ cat ] [ ch ] [ co ] [ com ] [ compatible ] [ dd ] [ du ] [ ed ] [ er ] [ fi ] [ file ] [ fo ] [ for ] [ h ] [ hat ] [ hr ] [ id ] [ il ] [ in ] [ int ] [ io ] [ it ] [ J ] [ Jargon File ] [ kn ] [ Lex ] [ li ] [ mo ] [ mod ] [ module ] [ mp ] [ mu ] [ na ] [ ng ] [ no ] [ ns ] [ om ] [ pa ] [ ph ] [ pl ] [ query ] [ rc ] [ re ] [ S ] [ se ] [ su ] [ th ] [ to ] [ ug ] [ us ]