下腹部|かふくぶkafukubu[3]nakadaka (mid-high)

1. noun(lower) abdomen; hypogastrium
   下腹部かふくぶが張はります。↗

   My lower abdomen feels bloated.
2. noungenitals; private parts

• Synonym下っ腹したっぱらCasualColloquial word for the lower belly, as in 「下っ腹が出る」. More casual than 「下腹部」; in medical contexts 「下腹部」 is the usual term.
• Synonym下腹したはらNeutralEveryday, neutral word for the lower belly, as in 「下腹が痛い」. It carries neither the medical flavor of 「下腹部」 nor its euphemistic sense of the private parts.
• Synonym臍下せいかWrittenWritten term for the area below the navel, seen mostly in fixed phrases such as 「臍下丹田」; rarely used on its own in everyday speech.
• Antonym上腹部じょうふくぶWrittenWritten medical term for the abdomen above the navel up to below the chest — the region opposite to 「下腹部」.

Use 「下腹部」 in medical or news contexts; it can also euphemistically mean the private parts. For everyday talk pick 「下っ腹」 (casual) or 「下腹」 (neutral). 「臍下」 shows up mostly in set phrases and seldom stands alone, and 「上腹部」 is the opposite region.

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

1. 腹部ふくぶの下したの方ほう。また陰部いんぶの婉曲えんきょく語ご。