“BEMIXES” is a valid word. — 18 points Scrabble

ibexeswild goat of mountain areas of Eurasia and northern Africa having large recurved horns

seemgive a certain impression or have a certain outward aspect
beesany of numerous hairy-bodied insects including social and solitary species
exes
semione of the two competitions in the next to the last round of an elimination tournament
ibexwild goat of mountain areas of Eurasia and northern Africa having large recurved horns
mise
mibsa unit of information equal to 1024 kibibytes or 2^20 (1,048,576) bytes
seme
bisea dry cold north wind in southeastern France
emes

seethe seat within a bishop's diocese where his cathedral is located
sixthe cardinal number that is the sum of five and one
sexactivities associated with sexual intercourse
mixa commercially prepared mixture of dry ingredients
beeany of numerous hairy-bodied insects including social and solitary species
sim
ems
mis
sei
bis
isma belief (or system of beliefs) accepted as authoritative by some group or school
miba unit of information equal to 1024 kibibytes or 2^20 (1,048,576) bytes
eme
siba person's brother or sister
xis

ishave the quality of being; (copula, used with an adjective or a predicate noun)
mea state in New England
bea light strong brittle grey toxic bivalent metallic element
ema quad with a square body
exa man who was formerly a certain woman's husband
midestruction of heart tissue resulting from obstruction of the blood supply to the heart muscle
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
xithe cardinal number that is the sum of ten and one

BEMIXES