expression, i-adjective
can't thank enough; at a loss for words of thanks
Expresses deep gratitude where words feel insufficient. Often used when someone has done something very kind or generous.
こんなに親切にしてもらって、感謝の言葉もない。
You've been so kind to me; I can't thank you enough.
彼女の助けには本当
I really can't find the words to thank her for her help.