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weaken

1 ENTRIES FOUND:
weaken /ˈwiːkən/ verb
weakens; weakened; weakening
weaken
/ˈwiːkən/
verb
weakens; weakened; weakening
Britannica Dictionary definition of WEAKEN
[+ object] : to make (something or someone) weaker, less forceful, less effective, etc.
[no object] : to become weaker, less forceful, less effective, etc.
of money : to decrease in value when compared to money from other countries
[no object]
[+ object]
opposite strengthen

— weakening

noun [noncount]