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

mindthat which is responsible for one's thoughts and feelings; the seat of the faculty of reason
damnsomething of little value
mainany very large body of (salt) water
maida female domestic
minia very short skirt
minatropical Asian starlings
amid
amin
midithe southern part of France
imid
inia
nidia central point or locus of an infection in an organism

and
manan adult person who is male (as opposed to a woman)
ainbelonging to or on behalf of a specified person (especially yourself); preceded by a possessive
madroused to anger
aiman anticipated outcome that is intended or that guides your planned actions
aida resource
dama barrier constructed to contain the flow of water or to keep out the sea
nam
dimswitch (a car's headlights) from a higher to a lower beam
midused in combination to denote the middle
ami
dina loud harsh or strident noise
nimgame in which matchsticks are arranged in rows and players alternately remove one or more of them; in some versions the object is to take the last remaining matchstick on the table and in other versions the object is to avoid taking the last remaining matchstick on the table
aniblack tropical American cuckoo

ina unit of length equal to one twelfth of a foot
anan associate degree in nursing
ama radioactive transuranic metallic element; discovered by bombarding uranium with helium atoms
mainformal terms for a mother
ida state in the Rocky Mountains
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)
ada public promotion of some product or service
midestruction of heart tissue resulting from obstruction of the blood supply to the heart muscle
aian agency of the United States Army responsible for providing timely and relevant and accurate and synchronized intelligence to tactical and operational and strategic level commanders

DIAMIN