How to say "mamma" in Japanese

• ママJLPT N3approx.Common
  nounCovers the everyday sense of mamma as a child's or affectionate word for one's mother, matching mom or mommy; this is the word for casual family speech.
  ママのミルクはもう飲のんだでちょ？泣なかないでネンネしてくだちゃ〜い。↗

  You've already drunk mummy's milk. Don't cry, please go sleepy-sleep.
• 哺乳器官ほにゅうきかん
  nounThis is the biological term for a mamma as the milk-secreting organ of female mammals, not a way to address one's mother; a less common word belonging to anatomical and zoological description.

Use 「ママ」 for the familiar child's word for one's mother, and 哺乳器官 only for the anatomical sense of mamma as the milk-secreting organ of female mammals.

Usage comparisons are AI-assisted and cross-checked by multiple models; for study reference only

• ママmom
• 哺乳器官ほにゅうきかんmamma (milk-secreting organ of female mammals)