Synonym: patch, piece, spell. Similar words: meanwhile, after a while, once in a while, whip, whither, white, whisper, child. Meaning: [hwaɪl /w-] 
n. a period of indeterminate length (usually short) marked by some action or condition.
n. a period of indeterminate length (usually short) marked by some action or condition. 
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1. Study sickness while you are well. 
2. While (or Where) there is life there is hope.
3. While there's life there's hope.
4. The tree must be bent while it is young.
5. While the dog gnaws bone, companions would be none.
6. Success has many fathers, while failure is an orphan.
7. Benefits please like flowers, while they are fresh.
8. Strike the iron while it is hot.
9. While there is life, there is hope.
10. While we breathe, there is hope.
11. Make hay while the sun shines.
12. Best to bend while ’tis a twig.
13. The cat shut its eyes while it steals cream.
14. A tree must be bent while it is young.
15. While the grass grows the horse (or steed) starves.
16. Where (or While) there is life there is hope.
17. Gather ye rosebuds while ye may.http://Sentencedict.com
18. Faults are thick while love is thin.
19. Never swap (or swop) horses while crossing the stream.
20. Strike while the iron is hot.
21. While the priest climbs a post, the devil climbs ten.
22. You can do more than strike while the iron is hot; you can make the iron hot by striking.
23. For evil news rides fast, while good news baits later.
24. One man may steal a horse, while another may not look over the hedge.
25. For age and want save while you may; no morning sun lasts a whole day.
26. Sail while the wind blows; wind and tide wait for no man.
27. Other men live to eat, while I eat to live.
28. Take time while time is, for time will be away.
29. We must beat the iron while it is hot, but we may polish 19it at leisure20.
30. He who in adversity would have succor, let him be generous while he rests secure.
More similar words: meanwhile, after a while, once in a while, whip, whither, white, whisper, child, chill, which, chilled, grandchild, only child, the White House, file, tile, pile, toilet, pile up, mobile, hostile, profile, missile, fragile, dilemma, trailer, smile on, retailer, detailed, automobile.