mutism

Từ điển WordNet v3.1 - WordNet Dictionary

noun

the condition of being unable or unwilling to speak
- her muteness was a consequence of her deafness
• Syn:
muteness
• Derivationally related forms:
mute (for: muteness)
• Hypernyms:
condition, status
• Hyponyms:
deaf-mutism, deaf-muteness