“FOPPING” is a valid word. — 15 points Scrabble

pingo
gonif(Yiddish) a thief or dishonest person or scoundrel (often used as a general term of abuse)
gipon
oping

infoa message received and understood
pinga river in western Thailand; a major tributary of the Chao Phraya
pongan unpleasant smell
fino
piona meson involved in holding the nucleus together; produced as the result of high-energy particle collision
foin

popan informal term for a father; probably derived from baby talk
pigdomestic swine
pina piece of jewelry that is pinned onto the wearer's garment
ginstrong liquor flavored with juniper berries
fogdroplets of water vapor suspended in the air near the ground
finthe cardinal number that is the sum of four and one
pipa disease of poultry
nipa small drink of liquor
figa diagram or picture illustrating textual material
iona particle that is electrically charged (positive or negative); an atom or molecule or group that has lost or gained one or more electrons
noga wooden pin pushed or driven into a surface
fon
poiHawaiian dish of taro root pounded to a paste and often allowed to ferment
fopa man who is much concerned with his dress and appearance
gipdeprive of by deceit

of
ina unit of length equal to one twelfth of a foot
onin operation or operational
noa negative
goa time for working (after which you will be relieved by someone else)
if
op
pithe ratio of the circumference to the diameter of a circle; approximately equal to 3.14159265358979323846...

FOPPING