“INDICAN” is a valid word. — 10 points Scrabble

niacina B vitamin essential for the normal function of the nervous system and the gastrointestinal tract

canidany of various fissiped mammals with nonretractile claws and typically long muzzles
acinione of the small drupes making up an aggregate or multiple fruit like a blackberry
nicada rechargeable battery with a nickel cathode and a cadmium anode; often used in emergency systems because of its low discharge rate when not in use

acidany of various water-soluble compounds having a sour taste and capable of turning litmus red and reacting with a base to form a salt
cain(Old Testament) Cain and Abel were the first children of Adam and Eve born after the Fall of Man; Cain killed Abel out of jealousy and was exiled by God
cadi
caid
inia
nidia central point or locus of an infection in an organism

and
canairtight sealed metal container for food or drink or paint etc.
ainbelonging to or on behalf of a specified person (especially yourself); preceded by a possessive
aida resource
inna hotel providing overnight lodging for travelers
nanyour grandmother
dina loud harsh or strident noise
cadsomeone who is morally reprehensible
aniblack tropical American cuckoo

ina unit of length equal to one twelfth of a foot
anan associate degree in nursing
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
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

INDICAN