Explanation
Used with certain emotional/mental verbs to show a strong, unceasing emotion: 'can't stop', 'never cease to'.
Formation
Verb-て form + やまない (common with certain verbs)
Detailed explanation
The grammar ～てやまない is typically used with verbs like 願う, 祈る, 愛する, 尊敬する, 期待する, etc., expressing a deep, continuous emotional state (love, respect, hope, prayer). It emphasizes that the feeling 'never ceases.'
Examples
私は母を思ってやまない。
Watashi wa haha o omotte yamanai.
I can't stop thinking of my mother.
彼は彼女を愛してやまない。
Kare wa kanojo o aishite yamanai.
He loves her beyond measure.
彼は日本の文化を尊敬してやまない。
Kare wa Nihon no bunka o sonkei shite yamanai.
He has unceasing respect for Japanese culture.
彼女の成功を願ってやまない。
Kanojo no seikō o negatte yamanai.
I can’t stop hoping for her success.
Practice
Grammar content sourced from hanabira.org.