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Jyutping jat1 nap1 jat1 dat6
Pinyin yī āo yī tū

Definitions (CC-CANTO)
  1. lit. one who protrudes, one who caves in, meaning compatible
Definitions (粵典–words.hk)
  1. 形容詞
    唔​平坦
    rough; uneven
    • 條路一凹一凸,跌死人。
      条路一凹一凸,跌死人。
      tiu4 lou6 jat1 nap1 jat1 dat6, dit3 sei2 jan4.
      The uneven road may cause accidents easily.
  2. 形容詞
    指伴​侶​性格​相反​,​互補​不足
    (of a couple) with opposite characteristics and in a complementary relationship
    • 夫妻性格一凹一凸先好呀,可以互補不足。
      夫妻性格一凹一凸先好呀,可以互补不足。
      fu1 cai1 sing3 gaak3 jat1 nap1 jat1 dat6 sin1 hou2 aa3, ho2 ji5 wu6 bou2 bat1 zuk1.
      Having a different personality as your partner is not a bad thing; these differences can complement each other.
Definitions (Kaifangcidian)
  1. 坑坑窪窪 – 坑坑洼洼
  2. 凹凸不平
  3. 坑坑洞洞
  4. 高低不平
  5. 性格不同
  6. 八字不合
Examples (粵典–words.hk)
  1. Cantonese
    条路一凹一凸,跌死人。
    條路一凹一凸,跌死人。
    tiu4 lou6 jat1 nap1 jat1 dat6, dit3 sei2 jan4.
    • The uneven road may cause accidents easily.
  2. Cantonese
    夫妻性格一凹一凸先好呀,可以互补不足。
    夫妻性格一凹一凸先好呀,可以互補不足。
    fu1 cai1 sing3 gaak3 jat1 nap1 jat1 dat6 sin1 hou2 aa3, ho2 ji5 wu6 bou2 bat1 zuk1.
    • Having a different personality as your partner is not a bad thing; these differences can complement each other.