My guess is that the online version of m-w.com is pretty close to the hard copy and can be verified by other users.
And, yes, "kleek" is listed first so would be the "preferred" pronunciation, but based on the op's guidelines, then "klik" is also acceptable. I listed "klik" first because that was the pronunciation being debated.
And, yes, "kleek" is listed first so would be the "preferred" pronunciation, but based on the op's guidelines, then "klik" is also acceptable. I listed "klik" first because that was the pronunciation being debated.
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