An achilles heel is the one weak point in somebody otherwise strong. Find the achilles heel.
The story is that Achilles was held by the heel when dipped in the protecting river. A team with one achilles heel loses to opponents far worse than itself.
1phraseachilles heelThe one weak point in somebody otherwise strong.
“Defending set pieces was the team's achilles heel all season.”
achilles heel is a phrase.
Practised in Idioms