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

sidea place within a region identified relative to a center or reference location
diesa small cube with 1 to 6 spots on the six faces; used in gambling to generate random numbers
seeda small hard fruit
bedsa piece of furniture that provides a place to sleep
beesany of numerous hairy-bodied insects including social and solitary species
dibsa claim of rights
bidsan authoritative direction or instruction to do something
debsUnited States labor organizer who ran for President as a socialist (1855-1926)
bidedwell
idesin the Roman calendar: the 15th of March or May or July or October or the 13th of any other month
dees
eide
bisea dry cold north wind in southeastern France

seethe seat within a bishop's diocese where his cathedral is located
diea small cube with 1 to 6 spots on the six faces; used in gambling to generate random numbers
beda piece of furniture that provides a place to sleep
beeany of numerous hairy-bodied insects including social and solitary species
bidan authoritative direction or instruction to do something
dee
deba young woman making her debut into society
ids
disgod of the underworld; counterpart of Greek Pluto
sei
dib
bis
siba person's brother or sister

ishave the quality of being; (copula, used with an adjective or a predicate noun)
bea light strong brittle grey toxic bivalent metallic element
dea Mid-Atlantic state; one of the original 13 colonies
edimpotence resulting from a man's inability to have or maintain an erection of his penis
ida state in the Rocky Mountains
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
esa radioactive transuranic element produced by bombarding plutonium with neutrons
bia heavy brittle diamagnetic trivalent metallic element (resembles arsenic and antimony chemically); usually recovered as a by-product from ores of other metals

BESIDE