What does 温い mean?
温い is a Japanese adjective meaning “lukewarm” in English. It can also be translated as “lenient” depending on context. It is written as 温い in kanji, ぬるい in hiragana, and nurui in romaji. This word is part of JLPT N5 vocabulary.
Example sentence
このコーヒーはぬるいです。
This coffee is not hot enough.