Similar words: fiftieth, fifty-fifty, fifth, fifty, one-fifth, fifthly, fifty-two, fifty-one. Meaning: ['fɪftɪ] 
n. 1. the decade from 1950 to 1959 2. the time of life between 50 and 60.
n. 1. the decade from 1950 to 1959 2. the time of life between 50 and 60. (151) Since the late fifties , about 40% of the Scrolls, mostly fragments from Cave 4, remained unpublished and were unaccessible.
(152) She was a lady in her fifties, with sensibly cut white-blonde hair and a pair of plastic-framed spectacles. There was about her a pervading air of kindness and motherliness.
More similar words: fiftieth, fifty-fifty, fifth, fifty, one-fifth, fifthly, fifty-two, fifty-one, fifteen, fifteenth, softie, sifting, lifting, fifty-three, fifth wheel, twenty-fifth, fifty percent, fifth column, fifth avenue, take the fifth, drifting, shifting, thriftily, uplifting, shoplifting, face-lifting, thriftiness, heavy lifting, weightlifting, weight lifting.