“MUMPING” is a valid word. — 14 points Scrabble

guna weapon that discharges a missile at high velocity (especially from a metal tube or barrel)
mumof China
pigdomestic swine
pina piece of jewelry that is pinned onto the wearer's garment
guma preparation (usually made of sweetened chicle) for chewing
ginstrong liquor flavored with juniper berries
mugthe quantity that can be held in a mug
umm
nipa small drink of liquor
puna humorous play on words
pugsmall compact smooth-coated breed of Asiatic origin having a tightly curled tail and broad flat wrinkled muzzle
nimgame in which matchsticks are arranged in rows and players alternately remove one or more of them; in some versions the object is to take the last remaining matchstick on the table and in other versions the object is to avoid taking the last remaining matchstick on the table
mun
imp(folklore) fairies that are somewhat mischievous
mig
umpan official at a baseball game
mim
piu
gnularge African antelope having a head with horns like an ox and a long tufted tail
gipdeprive of by deceit

ina unit of length equal to one twelfth of a foot
upraise
um
mma metric unit of length equal to one thousandth of a meter
midestruction of heart tissue resulting from obstruction of the blood supply to the heart muscle
unan organization of independent states formed in 1945 to promote international peace and security
pithe ratio of the circumference to the diameter of a circle; approximately equal to 3.14159265358979323846...
muthe 12th letter of the Greek alphabet
nuthe 13th letter of the Greek alphabet

MUMPING