fifty

fifty /ˈfɪfti/ noun
plural fifties
fifty
/ˈfɪfti/
noun
plural fifties
Britannica Dictionary definition of FIFTY
1 
[count] : the number 50
2 
fifties [plural]
a  : the numbers ranging from 50 to 59
b  : a set of years ending in digits ranging from 50 to 59
3 
[count] US : a fifty-dollar bill

— fiftieth

/ˈfɪftiəθ/ adjective

— fiftieth

noun, plural fiftieths [count]

— fifty

pronoun

— fiftyish

/ˈfɪftijɪʃ/ adjective