てやまない (te-yamanai): Never cease to; sincerely
～てやまない (te-yamanai)
Meaning
Never cease to; sincerely
Formation and usage
Vて + やまない
Notation: N = noun; V dictionary = dictionary-form verb; V stem = the stem before ます; plain clause = plain-form clause; negative stem = the form before ない. Follow the attachment shown above.
Explanation
Expresses an enduring feeling or wish, not just any continuously repeated physical action.
Examples
会議の成功を願ってやまない。
I sincerely hope for the success of the meeting.
試験の成功を願ってやまない。
I sincerely hope for the success of the exam.
研修の成功を願ってやまない。
I sincerely hope for the success of the training session.
発表会の成功を願ってやまない。
I sincerely hope for the success of the presentation event.
面接の成功を願ってやまない。
I sincerely hope for the success of the interview.
How related patterns differ
きる stresses completion; ぬく perseverance to the end. てみせる shows determination. てやまない sustains a feeling; っぱなし, づめ, and 通し describe duration with different nuances. ては～ては repeats alternating actions.