wells / wels [wɛlz]
wells – n. & v. – n. – 1. a pool formed by a spring, especially underground; 2. a source or origin; 3. reservoir; 4. a shaft bored down to a reservoir; v. – boil or rise up
wels – n. – sheath-fish, a large fresh-water fish, Silurus glanis, common in Eastern Europe