bronze, copper, gold, silver
antique, rare
commemorative
counterfeit, fake
dollar, penny, pound, etc.

issue
mint, strike
The last silver coins were minted in 1964.
The first English gold coin was struck in 1255.

flip (esp. AmE), toss (esp. BrE)
They flipped/tossed a coin to see who should go first.

collect

be in circulation, circulate
Some of the coins are still in circulation.

clink, jingle
coins jingling in his pockets

land
What is the probability of the coin landing heads?

purse (esp. AmE)
collector
flip, toss (both AmE)

the flip of a coin (esp. AmE), the toss of a coin (esp. BrE)

Coin is used with these nouns as the object:
money, phrase, slogan, term, word