“CLONKS” is a valid word. — 12 points Scrabble

locksa fastener fitted to a door or drawer to keep it firmly closed
conksinformal term for the nose
clonk
nocksmake small marks into the surface of
clonsa group of genetically identical cells or organisms derived from a single cell or individual by some kind of asexual reproduction

locka fastener fitted to a door or drawer to keep it firmly closed
sockhosiery consisting of a cloth covering for the foot; worn inside the shoe; reaches to between the ankle and the knee
consan argument opposed to a proposal
conkinformal term for the nose
nockmake small marks into the surface of
clona group of genetically identical cells or organisms derived from a single cell or individual by some kind of asexual reproduction
colsa pass between mountain peaks

sona male human offspring
cosratio of the adjacent side to the hypotenuse of a right-angled triangle
conan argument opposed to a proposal
sola colloid that has a continuous liquid phase in which a solid is suspended in a liquid
cola pass between mountain peaks
nos
ons
kos(in India) a unit of length having different values in different localities
oks

onin operation or operational
noa negative
sothe syllable naming the fifth (dominant) note of any musical scale in solmization
ok
lo
osa mouth or mouthlike opening

CLONKS