けつえきけんさ
blood test
Focus on how this word is used in real sentences. Collocations matter more than the isolated definition. A 4-kanji compound — break it into parts to understand the meaning. A core N4 word that builds on N5 foundations.
From the JLP Quiz question bank — the word in the form it is actually tested in.
ウイルスに対する（ ）の有無を調べる血液検査が行われた。
Answer: 抗体
