“BUSHWA” is a valid word. — 14 points Scrabble

washa thin coat of water-base paint
busha low woody perennial plant usually having several major stems
shawUnited States clarinetist and leader of a swing band (1910-2004)
basha vigorous blow
swabimplement consisting of a small piece of cotton that is used to apply medication or cleanse a wound or obtain a specimen of a secretion
hubsthe central part of a car wheel (or fan or propeller etc) through which the shaft or axle passes
habu
suba
hawsa spring-flowering shrub or small tree of the genus Crataegus
wabs

washave the quality of being; (copula, used with an adjective or a predicate noun)
hashave or possess, either in a concrete or an abstract sense
sawa condensed but memorable saying embodying some important fact of experience that is taken as true by many people
busa vehicle carrying many passengers; used for public transport
ashthe residue that remains when something is burned
wha
suba large sandwich made of a long crusty roll split lengthwise and filled with meats and cheese (and tomato and onion and lettuce and condiments); different names are used in different sections of the United States
bah
absany of a class of composite plastics used to make car bodies and cases for computers and other appliances
hubthe central part of a car wheel (or fan or propeller etc) through which the shaft or axle passes
sha
hawa spring-flowering shrub or small tree of the genus Crataegus
bas
sau
sab
wab

asa very poisonous metallic element that has three allotropic forms; arsenic and arsenic compounds are used as herbicides and insecticides and various alloys; found in arsenopyrite and orpiment and realgar
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
uh
ah
ha(astronomy) the angular distance of a celestial point measured westward along the celestial equator from the zenith crossing; the right ascension for an observer at a particular location and time of day
aw
baa soft silvery metallic element of the alkali earth group; found in barite
sh
aba bachelor's degree in arts and sciences

BUSHWA