How to say "suction" in Japanese

• 吸収きゅうしゅうJLPT N3approx.Common
  noun, suru verb, transitive verbIts core sense is absorption — taking something in, as the body takes in nutrients. For physical suction, drawing in air or liquid, it is seldom the word you want.
  この布ぬのは水みずをよく吸収きゅうしゅうする。↗

  This cloth absorbs water well.
• 吸引きゅういんCommon
  noun, suru verb, transitive verbSuction as a drawing-in force or operation — medical suction and aspiration, the pull of a vacuum cleaner. This is the word for physically drawing air or liquid in.
• 吸い上げすいあげCommon
  nounThe act of sucking or drawing something up — liquid up a straw, water pumped up from below, or figuratively siphoning off money. The movement is upward.

Use 吸引 for suction as a drawing-in force or procedure (medical suction, aspiration, vacuum cleaners), 「吸い上げ」 for the act of sucking or pumping something up, and 吸収 mainly for absorption rather than physical suction.

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

• 吸収きゅうしゅうabsorption
• 吸引きゅういんabsorption
• 吸い上げすいあげsuction
• サクションsuction
• 吸引力きゅういんりょくsuction
• 吸い込みすいこみdrawing
• バキュームabsorption