tr.v. es·topped, es·top·ping, es·tops
1. Law To impede or prohibit by estoppel.
2. Archaic To stop up.
[Middle English estoppen, from Anglo-Norman estopper, from Vulgar Latin *stuppāre, to stop up; see STOP.]
es·toppage (ĕ-stŏpĭj) n.
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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.