魂こん胆たん

noun

ulterior motive; secret scheme; plot

Refers to a hidden plan or calculation behind someone's actions, often with a negative or suspicious tone. Common in expressions like 魂胆を見抜く (see through someone's scheme).

• 彼かれの親しん切せつには何なにか魂こん胆たんがあるに違ちがいない。

  There must be some ulterior motive behind his kindness.

• 相あい手ての魂こん胆たんを見み抜ぬいて、うまくかわした。

  I saw through the other person's scheme and skillfully dodged it.

noun

complicated circumstances; intricacies

A less common, somewhat literary use referring to the complex inner workings or hidden details of a situation. Often appears in explanatory or narrative contexts.

• 事じ件けんの魂こん胆たんを解とき明あかすには時じ間かんがかかった。

  It took time to unravel the complicated circumstances of the incident.