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weak

weak

315 1.0
Not strong in body or muscles and easily tired
  • adjective
  • /wiːk/
: débil
  • The structure was built with weak materials that easily crumbled under pressure.
  • strong and weak
  • too weak
  • very weak

Weak heart, weak circulation, weak blood flow, weak brain.

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Examples

  • After months of illness, he felt very weak and struggled to get out of bed.

  • There is no room for the sick and the weak and the unstable.

  • Some are strong, some are weak, some are rich, some are poor.

  • I am not that weak little boy anymore.

  • The only weak point in my body is my heel.

  • He became weak and lay in his room for many weeks between life and death.

  • There's no room for the weak.

  • But, in fact, he died of a weak heart and of first-day water, not of drowning.

    Fiction book (1990)
  • A graded association exists between increased glucose levels and weaker muscle strength.

    Academic text (2017)
  • Scientists thought their jaw muscles were too weak to kill prey and imagined they were primarily scavengers.

    Fiction book (1990)

Synonyms

thin
vsweak
227 5.2

Not strong or convincing, for example an argument

focuses on physical strength or structural power rather than abstract weakness
impaired
vsweak
66 4.4

Not working well because of damage or weakness

is the simple condition of lacking physical strength or power
frail
vsweak
58 4.1

Being physically weak and breaking easily

focuses on lacking strength without stressing fragility or delicacy
limp
vsweak
55 2.8

Not firm or strong and with little energy

refers more generally to lacking force or physical power
fragile
vsweak
45 3.4

Easily broken or damaged because it is not strong

is the broader state of having little physical strength or power
wimpy
vsweak
  • Offensive
23 5.7

Lacking strength, courage, or strong flavor

is the neutral physical state without implying timidity
flimsy
vsweak
23 3.8

Thin and not strong so it breaks or tears easily

covers general lack of strength but not only material fragility
feeble
vsweak
16 3.9

Physically or mentally weak and low in energy

is broader and not limited to illness or exhaustion causes
infirm
vsweak
  • Formal
11 6.1

Weak in body, often because of old age or illness

is neutral and applies regardless of cause of low strength
underpowered
vsweak
4 5.5

Not strong enough to do something well

is the broader descriptor of lacking general physical strength or power
tenuous
vsweak
3 8.0

Very thin and weak, like a light mist

is wider, applying to lack of strength beyond mere thinness
weakish
vsweak
  • Informal
1 3.4

Not very strong physically, in health, or in quality

names lack of strength in a neutral, non-diminished sense
debile
vsweak
  • Archaic
1 9.9

Weak in the body and having little strength

is the general neutral label for lacking physical strength or power
sapless
vsweak
1 9.5

Being dry and without life or energy

names lack of physical power rather than low energy or spirit
rickety
vsweak
1 7.0

Physically weak, often with shaky or bent legs

is the neutral term for lacking strength without age focus
impuissant
vsweak
  • Literature
1 9.9

Not strong and without power to act or change things

is the neutral everyday word for lacking strength or power
forceless
vsweak
1 6.9

Not strong or effective enough to make an impression

is the general condition of low physical strength or power
weak-stemmed
vsweak
1 5.6

A plant with stems too weak to hold it upright

is the general term for lacking physical strength or support
limpy
vsweak
7.9

Weak and not convincing, for example an excuse or performance

is the wider term for low physical strength or power
unforceful
vsweak
5.9

Weak and not strong enough to change people's minds

is the broader state of having little physical strength or power
unmuscled
vsweak
6.4

Not having power or influence to make changes

applies to physical strength generally, not only muscle absence

Antonyms

∞ 1.0

Having great physical power or being solid enough to resist force

∞ 1.7

Having great physical strength, like a strong machine or person

Idioms

Very weak and hard to believe

Compounds

26 2.7

A part that others can easily attack or use against someone

17 3.0

A part of a person or thing that is not strong and can cause problems

8 3.7

The side of a team that is less strong and less protected

weak-kneed
  • Informal
8 7.0

Feeling weak and unsteady after strong feelings or hard physical work

weak heart
  • Offensive
6 6.5

A person who is easily frightened or emotionally upset

4 4.2

A place that is likely to fail or be harmed

weak force
  • Specialized
3 8.3

A basic interaction in nature that causes some radioactive decay and acts on particles like neutrinos

weak sister
  • Offensive
2 9.0

A person who others in a group see as the least able or not brave

weak tea
  • Informal
2 3.7

A drink with little flavor or something that fails to convince

weak interaction
  • Specialized
1 8.1

A basic force that makes some tiny particles change and causes some radioactive decay

weak-kneed
  • Informal
1 7.1

Not brave enough to face difficult situations

1 7.9

A scientific idea that explains the weak force that makes some atoms change into other atoms

1 5.6

A plant with stems too weak to hold it upright

weak yer
  • Specialized
9.9

A very short vowel sound in old Slavic that often disappeared

How Strong

mighty
327 2.9
powerful
∞ 1.7
strong
∞ 1.0
weak
315 1.0
frail
58 4.1

Surface Forms

weak positive
weaker comparative
weakest superlative

Etymology

Weak comes from the old English word wāc, meaning 'pliant' or 'easily bent', and is like other old German words for 'not strong'. So, when someone is weak in body, they lack physical strength and can be easily hurt or tired.