| noun | a deep hole or shaft dug or drilled to obtain water or oil or gas or brine |
| noun | a cavity or vessel used to contain liquid |
| noun | an abundant source “she was a well of information” |
| noun | an open shaft through the floors of a building (as for a stairway) |
| noun | an enclosed compartment in a ship or plane for holding something as e.g. fish or a plane's landing gear or for protecting something as e.g. a ship's pumps |
| verb | come up, as of a liquid “Tears well in her eyes” |
| adjective | in good health especially after having suffered illness or injury “appears to be entirely well” |
| adjective | resulting favorably “it's a good thing that I wasn't there” |
| adjective | wise or advantageous and hence advisable “it would be well to start early” |
| adverb | (often used as a combining form) in a good or proper or satisfactory manner or to a high standard (`good' is a nonstandard dialectal variant for `well') “the children behaved well” |
| adverb | thoroughly or completely; fully; often used as a combining form; ; ; ; ; , “The problem is well understood” |
| adverb | indicating high probability; in all likelihood “I might well do it” |
| adverb | (used for emphasis or as an intensifier) entirely or fully “a book well worth reading” |
| adverb | to a suitable or appropriate extent or degree “the project was well underway” |
| adverb | favorably; with approval “their neighbors spoke well of them” |
| adverb | to a great extent or degree “I'm afraid the film was well over budget” |
| adverb | with great or especially intimate knowledge “we knew them well” |
| adverb | with prudence or propriety “You would do well to say nothing more” |
| adverb | with skill or in a pleasing manner “she dances well” |
| adverb | in a manner affording benefit or advantage “she married well” |
| adverb | in financial comfort “They live well” |
| adverb | without unusual distress or resentment; with good humor “took the joke well” |
| wellness | noun | a healthy state of wellbeing free from disease |