What does 凸凹 mean?
凸凹 is a Japanese noun meaning “unevenness, roughness, ruggedness” in English. It can also be translated as “inequality” depending on context. It is written as 凸凹 in kanji, でこぼこ in hiragana, and dekoboko in romaji. This word is part of JLPT N2 vocabulary.
Example sentence
バスはでこぼこ道を走りながらガタガタと音を立てた。
The bus rattled as it drove along the bumpy road.