他た心しん

noun

other intention; ulterior motive; secret purpose

Refers to a hidden or different intention behind someone's actions, often with a negative connotation. Also covers fickleness or double-mindedness in older or literary contexts.

• 彼かれの親しん切せつには他た心しんがあるかもしれない。

  There may be an ulterior motive behind his kindness.

• あの人ひとの言こと葉ばには他た心しんが感かんじられる。

  I sense a hidden intention in that person's words.