so-called
US /ˈsoʊ.kɔːld/
UK /ˈsoʊ.kɔːld/

1.
いわゆる
used to describe something that has been given a name that you think is wrong or unsuitable
:
•
His so-called friends abandoned him when he needed them most.
彼のいわゆる友人たちは、彼が最も必要としているときに彼を見捨てた。
•
The so-called expert couldn't answer any of my questions.
いわゆる専門家は私の質問に何も答えられなかった。