different between fluky vs flukey

English

fluky (comparative flukier or more fluky, superlative flukiest or most fluky)

fluke +? -y

flukey (comparative more flukey, superlative most flukey)

lucky
- 2018 June 24, Sam Wallace, "Harry Kane scores hat-trick as England hit Panama for six to secure World Cup knock-out qualification," Telegraph (UK) (retrieved 24 June 2018):
  For once, at a World Cup finals England could enjoy themselves, cut loose, score a bucket-load of goals, and giggle at the fact that Harry Kane’s hat-trick goal that makes him the tournament top goalscorer was a flukey deflection off his heel.
unstable, prone to rapid and unpredictable changes
We would have got to Spain already if it wasn't for the flukey wind.

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