adj
weak
week
adj
1
Lacking physical strength or power.
"His legs were still weak after the long illness."
"The old bridge was too weak to hold a truck."
2
Easily overcome or lacking willpower, resolve, or ability.
"She had a weak argument that fell apart under questioning."
"He felt weak against the temptation to quit."
3
Diluted or low in strength, flavour, or intensity.
"The coffee tasted weak, like it had barely touched the beans."
How to Use Weak
Learner’s notesIn plain EnglishLacking strength, force, or effectiveness — whether that's a muscle, an argument, a drink, or someone's resolve.
Common mistake
Don't confuse with "week" (seven days) — they sound identical but are unrelated in meaning.
Easily confused with
Common pairings
weak argument
weak signal
weak coffee
weak spot
Word Forms
weaker comparative, weakest superlative
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His legs were still _____ after the long illness.
Etymology
From Old Norse veikr ("weak, pliant"), related to Old English wāc — the same root that gives us "week" and "wick."