やまない
(Yama nai)
never stop / can't help (feeling / doing).
Connection rules
- +V-て + やまない. Usually with emotional / volitional verbs.
- +Literary / emphatic — for deeply held ongoing feelings.
- +Common with: 願う, 愛する, 尊敬する, 期待する, 祈る.
Examples
1.
ご成功を祈ってやみません。

Go seikou o ino te yami mase n.
I pray endlessly for your success.
「never stop / can't help (feeling / doing)」
2.
彼の活躍を期待してやまない。

Kare no katsuyaku o kitai shi te yama nai.
I have unending expectations for his success.
「never stop / can't help (feeling / doing)」
Practice
I sincerely and endlessly hope for your continued health and happiness.
皆様の末永い健康とご多幸を___。
Romaji also accepted