en hard nut to crack ⁽ⁿ⁾

An English term in ConceptNet 5.8

Source: English Wiktionary

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Related terms

en challenging ➜
en deal with ➜
en difficult ➜
en entry ➜
en opportunity ➜
en overcome ➜
en place ➜
en problem ➜
en solve ➜

Synonyms

da en hård nød at knække ➜
de harte nuss ➜
es hueso duro de roer ➜
fi kova pähkinä purtavaksi ➜
ru крепкий орешек ➜
tr çetin çeviz ➜
zh 难以攻克的困难 ➜

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