“PLUSSES” is a valid word. — 9 points Scrabble

pulse(electronics) a sharp transient wave in the normal electrical state (or a series of such transients)
supestake solid or liquid food into the mouth a little at a time either by drinking or by eating with a spoon
pusesthe tenth month of the Hindu calendar
sluesturn sharply; change direction abruptly
pulescry weakly or softly
spuesexpel or eject (saliva or phlegm or sputum) from the mouth

less(comparative of `little' usually used with mass nouns) a quantifier meaning not as great in amount or degree
plusa useful or valuable quality
usesthe act of using
pussobscene terms for female genitals
susstype genus of the Suidae
suesFrench writer whose novels described the sordid side of city life (1804-1857)
slueturn sharply; change direction abruptly
supe
pulecry weakly or softly
supsa small amount of liquid food
sels
puls100 puls equal 1 afghani in Afghanistan
luesa common venereal disease caused by the treponema pallidum spirochete; symptoms change through progressive stages; can be congenital (transmitted through the placenta)
spueexpel or eject (saliva or phlegm or sputum) from the mouth

usethe act of using
sueFrench writer whose novels described the sordid side of city life (1804-1857)
ups
supa small amount of liquid food
pusthe tenth month of the Hindu calendar
ess
els
sel
leuthe basic unit of money in Moldova
pesthe part of the leg of a human being below the ankle joint
pul100 puls equal 1 afghani in Afghanistan

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
elangular distance above the horizon (especially of a celestial object)
esa radioactive transuranic element produced by bombarding plutonium with neutrons
pethe 17th letter of the Hebrew alphabet

PLUSSES