What does 体質 mean?
体質 is a Japanese noun meaning “constitution (physical); physical make-up; predisposition (to disease); disposition” in English. It can also be translated as “character (of a group, organization, etc.)” depending on context. It is written as 体質 in kanji, たいしつ in hiragana, and taishitsu in romaji. This word is part of JLPT N3 vocabulary.
Example sentence
私のおいは卵に対してアレルギー体質だ。
My nephew is allergic to eggs.