伸び悩む のびなやむ Meanings Godan verb, Intransitive to be sluggish; to make little progress; to show little growth; to fail to improve; to level off; to not grow as much as expected Kanji 伸 stretch. Read as のびる. 悩 worry. Read as なやむ. Common phrases 売り上げが伸び悩む 数が伸び悩む 需要が伸び悩む Jinuma: Japanese Dictionary · Word lists