whylest

Conjunction

whilst

1. (Commonwealth, Ireland, UK, literary, rare) During the whole, or until the end, of the time that; as long as, at the same time.
   • Drivers must switch off engines whilst on stand.

   Synonyms:

   as, when, while, whilom, whiles

2. (Commonwealth, Ireland, UK, literary, rare) Within, or before the end, of the time that.
   • [P]ray, step down to the cellar and fetch us a bottle of the Burgundy, 1678—it is the fourth bin from the right-hand turn—And I say, Craigie—you may fetch up half-a-dozen whilst you are about it—Egad, we'll make a night on't.1819, Jedediah Cleishbotham [pseudonym; Walter Scott], chapter VII, in Tales of My Landlord, Third Series. […], volume II (The Bride of Lammermoor), Edinburgh: […] [James Ballantyne and Co.] for...

   Synonyms:

   as, when, while, whilom

3. (Commonwealth, Ireland, UK, literary, rare) Although; in contrast; whereas.
   • His company must do his minions grace, / Whil'ſt I at home ſtarue for a merrie looke: / Hath homelie age th'alluring beauty tooke / From my poore cheeke?c. 1594 (date written), William Shakespeare, “The Comedie of Errors”, in Mr. William Shakespeares Comedies, Histories, & Tragedies […] (First Folio), London: […] Isaac Iaggard, and Ed[ward] Blount...

   Synonyms:

   as, when, while, whilom

4. (Commonwealth, Ireland, UK, literary, rare) Besides; in addition.
   • Modern engine sheds of advanced design have also been built at Radyr, Abercynon, and elsewhere, whilst other depots have been remodelled and re-equipped.1939 September, D. S. Barrie, “The Railways of South Wales”, in The Railway Magazine, London: Tothill Press, →ISSN, →OCLC, page 161

   Synonyms:

   as, when, while, whilom

5. (Commonwealth, Ireland, UK, literary, rare) Only if; provided that; as long as; so long as.

   Synonyms:

   as, when, while, whilom

See all 6 meanings of whilst