“FUNKER” is a valid word. — 13 points Scrabble

funka state of nervous depression
fernany of numerous flowerless and seedless vascular plants having true roots from a rhizome and fronds that uncurl upward; reproduce by spores
nukethe warhead of a missile designed to deliver an atom bomb
kernUnited States composer of musical comedies (1885-1945)
runeany character from an ancient Germanic alphabet used in Scandinavia from the 3rd century to the Middle Ages
kerf
neuk
knur

runa score in baseball made by a runner touching all four bases safely
funactivities that are enjoyable or amusing
kenrange of what one can know or understand
furthe dressed hairy coat of a mammal
rueEuropean strong-scented perennial herb with grey-green bitter-tasting leaves; an irritant similar to poison ivy
urna large vase that usually has a pedestal or feet
ref(sports) the chief official (as in boxing or American football) who is expected to ensure fair play
fer
fen100 fen equal 1 yuan in China
ernbulky greyish-brown eagle with a short wedge-shaped white tail; of Europe and Greenland
feu
ukea small guitar having four strings
kue
kef

era trivalent metallic element of the rare earth group; occurs with yttrium
rea rare heavy polyvalent metallic element that resembles manganese chemically and is used in some alloys; is obtained as a by-product in refining molybdenum
enhalf the width of an em
unan organization of independent states formed in 1945 to promote international peace and security
nea colorless odorless gaseous element that give a red glow in a vacuum tube; one of the six inert gasses; occurs in the air in small amounts
nuthe 13th letter of the Greek alphabet
ef

FUNKER