@topic_difficulty-and-failure_level=a1 - Oxford Dictionary

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difficultadjective
a1 🔊 🔊
hardadjective
a1 🔊 🔊
hardadverb
a1 🔊 🔊
loseverb
a1 🔊 🔊
mistakenoun
a1 🔊 🔊
problemnoun
a1 🔊 🔊