level or flat surface

PLANE
WordClue
ARKlarge box with a flat lid
FINflight control surface
EDGEThe boundary line of a surface
FLATarea of level ground
HOLEopening in the surface of an object
NICKsmall cut in a surface
TACKsmall nail with a flat head
BERETflat-topped cap
FLOORwalking surface
GLOSSsurface shine
STAGElevel, tier
WAFERthin, flat cookie
TUNDRAflat and treeless Arctic biome
LASAGNAflat sheet of pasta
QUALITYLevel of excellence
OVERSIDEsurface
APARTMENTflat
SCHNITZELbreaded, fried flat piece of meat
BLACKBOARDreusable writing surface
BRIGHTNESSperception of light level
QUALITYLevel of excellence
STAGElevel, tier