似非えせ理り屈くつ

noun

sophistry; specious reasoning; false logic

Refers to arguments that sound plausible but are logically flawed or deceptive. Often used in critical or philosophical contexts. The word is relatively uncommon in everyday speech; 詭弁 (きべん) is a more frequent synonym.

• 彼かれの主しゅ張ちょうはえせ理り屈くつに過すぎない。

  His argument is nothing but sophistry.

• その説せつ明めいは一いっ見けんもっともに聞きこえるが、よく考かんがえるとえせりくつだとわかる。

  That explanation sounds plausible at first, but on reflection you realize it's specious reasoning.