SuGoiSuす語彙すGrammar › N1 · 12 Inference and judgment
〜かのようだ: as if; as though
N1 · 12 Inference and judgment
Says that something seems like another thing, although it is not true.
Plain form + かのようだ/かのように/かのような. Plain form of だ is だった or である without だ: 夢であるかのよう. Used for likening. Similar to 〜みたいだ, but more formal and clearly says it is not really so.
Examples
彼は、何も知らなかったかのように振る舞っていた。
He behaved as if he had known nothing.
まるで夢の中にいるかのような一日だった。
It was a day just like being inside a dream.