Synonyms of weakly

weakly 1 of 2

adjective

ˈwē-klē 

as in fragile

chronically or repeatedly suffering from poor health

a weakly baby who required repeated hospitalizations

Synonyms & Similar Words

• fragile
• weak
• frail
• sickly
• invalid
• dying
• sick
• feeble
• ailing
• fading
• poorly
• weakened
• delicate
• bedridden
• incapacitated
• moribund
• debilitated
• ill
• incurable
• enfeebled
• bedfast
• infirm
• unwell
• decrepit
• indisposed
• unsound
• unhealthy
• peaked
• worn-out
• run-down

Antonyms & Near Antonyms

• well
• healthy
• whole
• sound
• wholesome
• hale
• hearty
• fit
• well-conditioned
• able-bodied

weakly

2 of 2

adverb

as in feebly

Related Words

• feebly
• faintly
• softly
• gently
• shakily
• delicately
• lazily
• halfheartedly
• languidly
• listlessly
• frailly
• lamely
• ineffectively
• ineffectually
• uncertainly
• bloodlessly
• impotently
• spinelessly
• nervelessly
• spiritlessly

Dissimilar Words

• strongly
• firmly
• vigorously
• forcefully
• energetically
• powerfully
• stiffly
• forcibly
• stoutly
• dynamically
• hard
• strenuously
• sharply
• sturdily
• roundly
• explosively
• mightily
• violently
• fiercely
• vehemently
• robustly
• muscularly
• actively
• briskly
• heartily
• eagerly
• crisply
• roughshod
• lustily
• gamely
• animatedly
• spiritedly
• hammer and tongs
• vivaciously
• snappily
• spunkily

Example Sentences

Recent Examples of weakly

Adverb

Virtually all of the thorium is the isotope thorium-232, which is only weakly radioactive. — Glenn Zorpette, IEEE Spectrum, 15 Oct. 2026

The Angels bunted him into scoring position, but Meckler struck out and Trout grounded out weakly. — Jeff Fletcher, Oc Register, 30 Aug. 2026

Led by Arne Güllich, researchers analyzed the developmental histories of 35,000 world-class adults, including Nobel laureates and Olympians, finding early excellence is weakly linked to adult achievement. — Mark Travers, Forbes.com, 20 July 2026

Native traditions have repeatedly been acknowledged in principle – named, counted, formally recognized – but weakly protected in practice. — Kerri J. Malloy, The Conversation, 9 July 2026

Molecular design matters Unlike conventional porous carbon materials that interact weakly with polysulfides, covalent organic frameworks can be engineered with precise pore structures and chemical functionalities. — Neetika Walter, Interesting Engineering, 3 July 2026

The surface of the bacterial cell contains many chemical structures that can weakly attract and hold onto nanoplastics. — Stephanie Brown, Verywell Health, 9 June 2026

After a long at-bat, Cholowsky weakly popped out to first base. — Aaron Heisen, Daily News, 29 May 2026

There will be disappointment about Mateta’s goal — Wharton should have been closed down quicker, and Batalla should not have parried the ball so weakly. — Dermot Corrigan, New York Times, 27 May 2026