different between weak vs unsteady

English

Etymology

From Middle English weyk, wayk, weik, waik, from Old Norse veikr (“weak”), from Proto-Germanic *waikwaz (“weak, yielded, pliant, bendsome”), from Proto-Indo-European *weyk- (“to bend, wind”). Cognate with Old English w?c (“weak, bendsome”), Saterland Frisian wook (“soft, gentle, tender”), West Frisian weak (“soft”), Dutch week (“soft, weak”), German weich (“weak, soft”), Norwegian veik (“weak”), Swedish vek (“weak, pliant”), Icelandic veikur (“bendsome, weak”). Related to Old English w?can (“to yield”). Doublet of week and wick. (Can this⁽⁺⁾ etymology be sourced?)

This etymology is incomplete. You can help Wiktionary by elaborating on the origins of this term.

Pronunciation

• enPR: w?k, IPA^(key): /wi?k/
• Rhymes: -i?k
• Homophone: week

Adjective

weak (comparative weaker, superlative weakest)

1. Lacking in force (usually strength) or ability.
   • weak with hunger, mad with love

2. Unable to sustain a great weight, pressure, or strain.

3. Unable to withstand temptation, urgency, persuasion, etc.; easily impressed, moved, or overcome; accessible; vulnerable.
   • 1703, Nicholas Rowe, The Fair Penitent Act I, scene I:

     Guard thy heart / On this weak side, where most our nature fails.

4. Dilute, lacking in taste or potency.

5. (grammar) Displaying a particular kind of inflection, including:
   1. (Germanic languages, of verbs) Regular in inflection, lacking vowel changes and having a past tense with -d- or -t-.
   2. (Germanic languages, of nouns) Showing less distinct grammatical endings.
   3. (Germanic languages, of adjectives) Definite in meaning, often used with a definite article or similar word.
6. (chemistry) That does not ionize completely into anions and cations in a solution.

7. (physics) One of the four fundamental forces associated with nuclear decay.
8. (slang) Bad or uncool.

9. (mathematics, logic) Having a narrow range of logical consequences; narrowly applicable. (Often contrasted with a strong statement which implies it.)
10. Resulting from, or indicating, lack of judgment, discernment, or firmness; unwise; hence, foolish.
11. Not having power to convince; not supported by force of reason or truth; unsustained.
12. Lacking in vigour or expression.

13. Not prevalent or effective, or not felt to be prevalent; not potent; feeble.
14. (stock exchange) Tending towards lower prices.

15. (photography) Lacking contrast.

Synonyms

• (lacking in force or ability): feeble, frail, powerless, vincible, assailable, vulnerable
• (lacking in taste or potency): dilute, watery
• See also Thesaurus:weak

Antonyms

• (lacking in force or ability): healthy, powerful, robust, strong, invincible
• (lacking in taste or potency): potent, robust, strong
• (chemistry: that does not ionize completely): strong

Derived terms

Translations

Anagrams

• Wake, wake, weka

West Frisian

Etymology

(This etymology is missing or incomplete. Please add to it, or discuss it at the Etymology scriptorium.)

Pronunciation

• IPA^(key): /v???k/

Adjective

weak

1. (Clay) soft

Inflection

Alternative forms

• wêk (Wood)

Further reading

• “weak (I)”, in Wurdboek fan de Fryske taal (in Dutch), 2011

English

Etymology

From un- +? steady. Like steady, the word first appeared in English around 1530. The word is comparable to Old Frisian onstedich, Low German unstadig, etc.

Pronunciation

• IPA^(key): /?n?st?di/
• Rhymes: -?di
• Hyphenation: un?steady

Adjective

unsteady (comparative unsteadier, superlative unsteadiest)

1. Not held firmly in position, physically unstable.

   • "Mid-Lent, and the Enemy grins," remarked Selwyn as he started for church with Nina and the children. Austin, knee-deep in a dozen Sunday supplements, refused to stir; poor little Eileen was now convalescent from grippe, but still unsteady on her legs; her maid had taken the grippe, and now moaned all day: […]"

2. Lacking regularity or uniformity.
3. Inconstant in purpose, or volatile in behavior.

Synonyms

• (not held or fixed securely and likely to fall over): precarious, rickety, shaky; see also Thesaurus:rickety
• (lacking regularity or uniformity): chaotic, irregular, unstable; see also Thesaurus:unsteady

Antonyms

• steady

Derived terms

• unsteadily

Translations

Verb

unsteady (third-person singular simple present unsteadies, present participle unsteadying, simple past and past participle unsteadied)

1. To render unsteady, removing balance.

Anagrams

• Dauntsey, unstayed