blath·er (blă-=…|th=-ər) also bleth·er (blĕ-=…|th=--)
intr.v. blath·ered, blath·er·ing, blath·ers also bleth·ered or bleth·er·ing or bleth·ers
To talk nonsensically.
[Old Norse bladhra; see bhlē- in the Appendix of Indo-European roots.]
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Indo-European & Semitic Roots Appendices
Thousands of entries in the dictionary include etymologies that trace their origins back to reconstructed proto-languages. You can obtain more information about these forms in our online appendices:
The Indo-European appendix covers nearly half of the Indo-European roots that have left their mark on English words. A more complete treatment of Indo-European roots and the English words derived from them is available in our Dictionary of Indo-European Roots.