rigidity of an object

STIFFNESS
List of words for the clue rigidity of an object from the crossword:
IDOL RELIC ICON NOUN ITEM ORB EGG ARK IDEA EYE URN MOON LENS UFO STAR END HER PEA HOLE ORE
WordClue
AIMobject, bent
BALLround object
HOLEopening in the surface of an object
ITEMobject
KRISIndonesian Mythical object
MINTaim, object
RINGsolid object in the shape of a circle
SEATobject for sitting on
GLOBEspherical object
MONEYobject or record accepted as payment
RARITYmeasure of the scarcity of an object
JUBILEEcommemoration of an event
PURPOSEconsequence, object
SEGMENTlength of some object
ARTIFACTobject made or shaped by human hand
OBSTACLEimpeding object
SYMMETRYbalance of object
CLIPBOARDphysical object for holding paperwork
TRAJECTORYpath of a moving object
INVISIBILITYstate of an object that cannot be seen
BANGLErigid bracelets
STIFFNESSRigidity or a measure of rigidity