cannot help (feeling), unbearably, awfully, irresistibly
Verb て form +
This grammar point is used to express a strong feeling or physical sensation that the speaker cannot control or suppress. It is typically used with verbs of emotion, senses, or spontaneous thoughts. It implies that the feeling is so intense it is unbearable or irresistible.
Verb て form
Used with verbs that describe spontaneous emotions or mental states to show that the speaker cannot stop feeling that way.
心配で
I am so worried I can't help it.
結果が気になって
I am irresistibly curious about the results.
Adjective +
When used with adjectives, this expression emphasizes that a certain quality or feeling is so strong that it is insurmountable or unbearable for the speaker.
い-Adjective くて form
Remove the final い and add くて to the adjective stem.
悲しくて
It is unbearably sad.
寂しくて
I am so lonely I can't stand it.
な-Adjective stem + で
Add で to the stem of the な-Adjective.
残念で
It is irresistibly regrettable.
不安で
I am awfully worried (anxious).
This structure is frequently paired with adjectives that describe negative feelings (like sadness or regret) or physical sensations (like itchiness), though it can occasionally be used with positive emotions if they are overwhelming.