I never heard of their making changelings, though they had the power of doing good or evil acts, and it was a very risky thing to offend them.
"The Fairy-Faith in Celtic Countries"
W. Y. Evans Wentz
I have heard of people going to the fairies and finding that years passed as days, but I do not believe in changelings, though there are stories enough about them.
"The Fairy-Faith in Celtic Countries"
W. Y. Evans Wentz
These changelings would waste away and die in a short time after being left.
"The Fairy-Faith in Celtic Countries"
W. Y. Evans Wentz