“RIFTING” is a valid word. — 11 points Scrabble

ringa characteristic sound
giftsomething acquired without compensation
tinga light clear metallic sound as of a small bell
rifta gap between cloud masses
grina facial expression characterized by turning up the corners of the mouth; usually shows pleasure or amusement
grita hard coarse-grained siliceous sandstone
trigthe mathematics of triangles and trigonometric functions
frig
intithe basic unit of money in Peru
girtprepare oneself for a military confrontation
frit
firn
girn

fita display of bad temper
tina silvery malleable metallic element that resists corrosion; used in many alloys and to coat other metals to prevent corrosion; obtained chiefly from cassiterite where it occurs as tin oxide
ginstrong liquor flavored with juniper berries
riggear (including necessary machinery) for a particular enterprise
finthe cardinal number that is the sum of four and one
gita person who is deemed to be despicable or contemptible
rin
figa diagram or picture illustrating textual material
firnonresinous wood of a fir tree
nita luminance unit equal to 1 candle per square meter measured perpendicular to the rays from the source
rif

itthe branch of engineering that deals with the use of computers and telecommunications to retrieve and store and transmit information
ina unit of length equal to one twelfth of a foot
if
tia light strong grey lustrous corrosion-resistant metallic element used in strong lightweight alloys (as for airplane parts); the main sources are rutile and ilmenite

RIFTING