These words end with RF

HEADSCARF SEMIDWARF BODYSURF SUBDWARF WINDSURF BEDWARF EGOSURF NETSURF SKYSURF WOONERF ENSERF RETURF UNTURF DWARF SCARF SCURF SNARF SWARF SWERF WHARF BARF CORF CURF KERF SERF SURF TERF TURF ZARF ZURF ARF ERF ORF