wellspring
wellsp·ring
noun
2.
Origin
From Middle English wellespring, from Old English wiellspring, wiellġespring (“spring, fount, fountain”), corresponding to well + spring. More at well, spring.
Related words
WordNet 2.1 (Princeton University). Wiktionary (CC BY-SA). CMU Pronouncing Dictionary. WordNet 2.1 Copyright Princeton University. All rights reserved. Wiktionary content is available under the Creative Commons Attribution-ShareAlike Licence.