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

banksloping land (especially the slope beside a body of water)
barnan outlying farm building for storing grain or animal feed and housing farm animals
ranka row or line of people (especially soldiers or police) standing abreast of one another
barktough protective covering of the woody stems and roots of trees and other woody plants
branbroken husks of the seeds of cereal grains that are separated from the flour by sifting
karn
narkan informer or spy working for the police
kbar
knar

ranmove fast by using one's feet, with one foot off the ground at any given time
bara room or establishment where alcoholic drinks are served over a counter
braan undergarment worn by women to support their breasts
bana decree that prohibits something
ark(Judaism) sacred chest where the ancient Hebrews kept the two tablets containing the Ten Commandments
nabtag the base runner to get him out
kab
arbsomeone who engages in arbitrage (who purchases securities in one market for immediate resale in another in the hope of profiting from the price differential)

anan associate degree in nursing
naa silvery soft waxy metallic element of the alkali metal group; occurs abundantly in natural compounds (especially in salt water); burns with a yellow flame and reacts violently in water; occurs in sea water and in the mineral halite (rock salt)
baa soft silvery metallic element of the alkali earth group; found in barite
ara colorless and odorless inert gas; one of the six inert gases; comprises approximately 1% of the earth's atmosphere
kaunknown god; an epithet of Prajapati and Brahma
aba bachelor's degree in arts and sciences

BRANK