一切經音義 33.113

33.113

齔齒（初忍反毀齒曰齔說文男八月生齒八歲而為齔女七月生齒七歲而毀齒也字從齒匕聲）。

Chènchǐ (齔齒, losing baby teeth) (chū + rěn [chèn] fanqie. The shedding of teeth is called chèn. The Shuowen jiezi says: 'A boy grows teeth at eight months and loses his baby teeth (chèn) at eight years old; a girl grows teeth at seven months and sheds her baby teeth at seven years old.' The character is composed of 齒 [tooth] with 匕 phonetic).