Note: these 'words' (valid or invalid) are all the permutations of the word coin. These words are obtained by scrambling the letters in coin.
Definitions and meaning of coin
From Middle Englishcoyn, from Old Frenchcoigne(“wedge, cornerstone, die for stamping”), from Latincuneus(“wedge”). Doublet of coign and cuneus. See also quoin(“cornerstone”). Displaced Middle Englishmynt, from Old Englishmynet, which was derived from Latinmonēta.
Homophones: coign, quoin
coin (countable and uncountable, pluralcoins)
(money) A piece of currency, usually metallic and in the shape of a disc, but sometimes polygonal, or with a hole in the middle.
1883: Robert Louis Stevenson, Treasure Island
...the coins were of all countries and sizes - doubloons, and louis d'ors, and guineas, and pieces of eight...
A token used in a special establishment like a casino.
(figuratively) That which serves for payment or recompense.
1654, Henry Hammond, Of Fundamentals...
The loss of every present advantage to flesh and blood is repaid in a nobler coin.
(uncountable, slang, US, African-American Vernacular) Money in general, not limited to coins.
Synonyms:money; see also Thesaurus:money
2014, Nicki Minaj, "Anaconda", The Pinkprint:
Boy toy named Troy, used to live in Detroit, big dope dealer money he was getting some coin.
(card games) One of the suits of minor arcana in tarot, or a card of that suit.
A corner or external angle.
A small circular slice of food.
2015, Fodor's The Carolinas & Georgia
For munchies try deep-fried jalapeño coins, jumbo Buffalo wings, and hush puppies with a sweet edge.