These words end with EF

DISBELIEF MISBELIEF NONBELIEF OUTRELIEF OVERBRIEF KERCHIEF MISCHIEF NECKBEEF SUBCHIEF UNBELIEF CANTREF CURCHEF DEBRIEF INDYREF SHEREEF BELIEF RELIEF BRIEF CHIEF GANEF GONEF GRIEF PRIEF SKEEF THIEF ALEF BEEF CHEF CLEF FIEF KEEF KIEF LIEF NIEF REEF TREF DEF KEF NEF REF TEF EF