“ROSOLIO” is a valid word. — 7 points Scrabble

soilthe state of being covered with unclean things
soloany activity that is performed alone without assistance
oilsa slippery or viscous liquid or liquefiable substance not miscible with water
siloa cylindrical tower used for storing silage
loosAustrian architect (1870-1933)
olio
soliany activity that is performed alone without assistance
soria spore-producing structure in certain lichens and fungi
roilbe agitated

sirterm of address for a man
oila slippery or viscous liquid or liquefiable substance not miscible with water
sola colloid that has a continuous liquid phase in which a solid is suspended in a liquid
looa toilet in Britain
sri
lis
ors

ishave the quality of being; (copula, used with an adjective or a predicate noun)
sothe syllable naming the fifth (dominant) note of any musical scale in solmization
ora state in northwestern United States on the Pacific
lia soft silver-white univalent element of the alkali metal group; the lightest metal known; occurs in several minerals
lo
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
osa mouth or mouthlike opening

ROSOLIO