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

spina swift whirling motion (usually of a missile)
pinsa piece of jewelry that is pinned onto the wearer's garment
snipa small piece of anything (especially a piece that has been snipped off)
nipsa small drink of liquor
innsa hotel providing overnight lodging for travelers
yipsnervous tension that causes an athlete to fail (especially causes golfers to miss short putts)
yinsthe dark negative feminine principle in Chinese dualistic cosmology
piny
pyin

sinestrangement from god
spy(military) a secret agent hired by a state to obtain information about its enemies or by a business to obtain industrial secrets from competitors
pina piece of jewelry that is pinned onto the wearer's garment
inna hotel providing overnight lodging for travelers
sipa small drink
yinthe dark negative feminine principle in Chinese dualistic cosmology
nipa small drink of liquor
yipa sharp high-pitched cry (especially by a dog)
insan agency in the Department of Justice that enforces laws and regulations for the admission of foreign-born persons to the United States
psia unit of pressure
pis
syn

ishave the quality of being; (copula, used with an adjective or a predicate noun)
ina unit of length equal to one twelfth of a foot
sia tetravalent nonmetallic element; next to oxygen it is the most abundant element in the earth's crust; occurs in clay and feldspar and granite and quartz and sand; used as a semiconductor in transistors
pithe ratio of the circumference to the diameter of a circle; approximately equal to 3.14159265358979323846...

SPINNY