What does 氷山 mean?
氷山 is a Japanese noun meaning “iceberg” in English. It is written as 氷山 in kanji, ひょうざん in hiragana, and hyouzan in romaji. This word is part of JLPT N2 vocabulary.
Example sentence
水面に現れてるのは氷山の先端にすぎない。
What you see above the water is just the tip of the iceberg.