of glass or muscle

FIBRE
List of words for the clue of glass or muscle from the crossword:
PEC LAT GTO PANE ETCH IRA LENS DELT GTOS FIBER TONE SPASM BICEP RIM STAINED BICEPS TENSOR SINEW QUAD FLEX
WordClue
RAYbeam of light or radiation
SIRman of a higher rank or position
DARKcomplete or partial absence of light
RATEof interest or fertility
WOOLglass or sheep
FIBERoptical or muscle
POWERsolar or of will
ADDICTof caffeine or cocaine
BICEPSmuscle having two heads
COLUMNvertebral or of newspaper
TREMORinvoluntary muscle contraction
DISCORDLack of concord, agreement or harmony
TASTINGsmall amount of food or drink
OBSIDIANnaturally occurring volcanic glass
PEEPHOLEglass opening in door
PRESSUREatmospheric or of blood
ATTRIBUTEcharacteristic or quality of a thing
FRAGILITYproperty of glass forming liquids
SMUGGLINGillegal movement of goods or people
SPHINCTERmuscle
CONTROLof flight or remote
FIBREof glass or nerve