G2R1O1I1N1
6 points
GROIN is validvalid
to build with intersecting arches [v GROINED, GROINING, GROINS]
to build with groins, intersecting arches [v -ED, -ING, -S]
to build with intersecting arches [v GROINED, GROINING, GROINS]
to build with groins, intersecting arches [v -ED, -ING, -S]