1. well

a deep hole or shaft dug or drilled to obtain water or oil or gas or brine

2. well

a cavity or vessel used to contain liquid

3. fountainhead, well, wellspring

an abundant source

Example Sentences:
'she was a well of information'

• fountainhead
• wellspring

4. well

an open shaft through the floors of a building (as for a stairway)

5. well

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

6. swell, well

come up, as of a liquid

Example Sentences:
'Tears well in her eyes'
'the currents well up'

• swell

7. well

in good health especially after having suffered illness or injury

Example Sentences:
'appears to be entirely well'
'the wound is nearly well'
'a well man'
'I think I'm well; at least I feel well'

• asymptomatic
• symptomless
• cured
• healed
• recovered

8. good, well

resulting favorably

Example Sentences:
'it's a good thing that I wasn't there'
'it is good that you stayed'
'it is well that no one saw you'
'all's well that ends well'

• good

9. well

wise or advantageous and hence advisable

Example Sentences:
'it would be well to start early'

10. good, well

(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')

Example Sentences:
'the children behaved well'
'a task well done'
'the party went well'
'he slept well'
'a well-argued thesis'
'a well-seasoned dish'
'a well-planned party'
'the baby can walk pretty good'

• good

11. well

thoroughly or completely; fully; often used as a combining form

Example Sentences:
'The problem is well understood'
'she was well informed'
'shake well before using'
'in order to avoid food poisoning be sure the meat is well cooked'
'well-done beef'
'well-satisfied customers'
'well-educated'

12. easily, well

indicating high probability; in all likelihood

Example Sentences:
'I might well do it'
'a mistake that could easily have ended in disaster'
'you may well need your umbrella'
'he could equally well be trying to deceive us'

• easily

13. well

(used for emphasis or as an intensifier) entirely or fully

Example Sentences:
'a book well worth reading'
'was well aware of the difficulties ahead'
'suspected only too well what might be going on'

14. well

to a suitable or appropriate extent or degree

Example Sentences:
'the project was well underway'
'the fetus has well developed organs'
'his father was well pleased with his grades'

15. well

favorably; with approval

Example Sentences:
'their neighbors spoke well of them'
'he thought well of the book'

16. considerably, substantially, well

to a great extent or degree

Example Sentences:
'I'm afraid the film was well over budget'
'painting the room white made it seem considerably (or substantially) larger'
'the house has fallen considerably in value'
'the price went up substantially'

• considerably
• substantially

17. intimately, well

with great or especially intimate knowledge

Example Sentences:
'we knew them well'

• intimately

18. well

with prudence or propriety

Example Sentences:
'You would do well to say nothing more'
'could not well refuse'

19. well

with skill or in a pleasing manner

Example Sentences:
'she dances well'
'he writes well'

20. advantageously, well

in a manner affording benefit or advantage

Example Sentences:
'she married well'
'The children were settled advantageously in Seattle'

• advantageously

21. comfortably, well

in financial comfort

Example Sentences:
'They live well'
'she has been able to live comfortably since her husband died'

• comfortably

22. well

without unusual distress or resentment; with good humor

Example Sentences:
'took the joke well'
'took the tragic news well'