Dictionary.com
Thesaurus.com
Synonyms

weakly

American  
[week-lee] / ˈwik li /

adjective

weaklier, weakliest
  1. weak or feeble in constitution; not robust; sickly.


adverb

  1. in a weak manner.

weakly British  
/ ˈwiːklɪ /

adjective

  1. sickly; feeble

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

adverb

  1. in a weak or feeble manner

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Related Words

See weak.

Other Word Forms

  • weakliness noun

Etymology

Origin of weakly

First recorded in 1350–1400, weakly is from the Middle English word weekely. See weak, -ly