loss of speech (e.g. as a result of brain damage); aphasia
Definitions (Wiktionary)
verb, formal
to experience a partial or total loss of language skills
verb, literary
to say something wrong; to misspeak (syn.) 落話, 走嘴, 漏话, 落喙, 失口, 落话, 说漏嘴, 漏喙, 失言, 落口, 脫喙, 脱喙, 漏嘴, 漏話, 說漏嘴
Definitions (Kaifangcidian)
（沒有對應漢語詞彙）
Examples (Wiktionary)
Mandarin
他表示，对泼向新疆的污泥浊水、指向新疆的唇枪舌剑，我们将旗帜鲜明、坚定坚决地怼回去，决不失语，决不失声，也决不让步！
他表示，對潑向新疆的污泥濁水、指向新疆的唇槍舌劍，我們將旗幟鮮明、堅定堅決地懟回去，決不失語，決不失聲，也決不讓步！
tā biǎo shì ， duì pō xiàng xīn jiāng de wū ní zhuó shuǐ ， zhǐ xiàng xīn jiāng de chún qiāng shé jiàn ， wǒ men jiāng qí zhì xiān míng ， jiān dìng jiān jué de duǐ huí qù ， jué bù shī yǔ ， jué bù shī shēng ， yě jué bù ràng bù ！
He stated that we must clearly and firmly reprimand any acts of pouring filth and mire and directing harsh criticism to Xinjiang. We shall not be silent, nor ignore, nor give in!