“CUSPIS” is a valid word. — 10 points Scrabble

spics(ethnic slur) offensive term for persons of Latin American descent
cuspspoint formed by two intersecting arcs (as from the intrados of a Gothic arch)
scupsflesh of fish found in colder waters of northern Atlantic coast of the United States

pissliquid excretory product
cupsa small open container usually used for drinking; usually has a handle
pussobscene terms for female genitals
picsa form of entertainment that enacts a story by sound and a sequence of images giving the illusion of continuous movement
cussa persistently annoying person
sipsa small drink
spic(ethnic slur) offensive term for persons of Latin American descent
cusppoint formed by two intersecting arcs (as from the intrados of a Gothic arch)
supsa small amount of liquid food
psisa unit of pressure
sicsurge to attack someone
scupflesh of fish found in colder waters of northern Atlantic coast of the United States

cupa small open container usually used for drinking; usually has a handle
sisa female person who has the same parents as another person
sipa small drink
ups
pica form of entertainment that enacts a story by sound and a sequence of images giving the illusion of continuous movement
supa small amount of liquid food
psia unit of pressure
pusthe tenth month of the Hindu calendar
sicurge to attack someone
cisan alliance made up of states that had been Soviet Socialist Republics in the Soviet Union prior to its dissolution in Dec 1991
piu
pis

ishave the quality of being; (copula, used with an adjective or a predicate noun)
upraise
usNorth American republic containing 50 states - 48 conterminous states in North America plus Alaska in northwest North America and the Hawaiian Islands in the Pacific Ocean; achieved independence in 1776
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...

CUSPIS