What does 完全 mean?
完全 is a Japanese noun meaning “perfection, completeness” in English. It is written as 完全 in kanji, かんぜん in hiragana, and kanzen in romaji. This word is part of JLPT N3 vocabulary.
Example sentence
そして書かれていることはすべて完全にはっきりと書かれている。
And then everything that was written was completely clear.