彼は高血圧で心臓が心配だ

N5 彼 kare he N2 血圧 ketsuatsu blood pressure N3 心臓 shinzou heart, cardiac organ N4 心配 shinpai worry, concern, anxiety

N3 彼 hi / kare, kano, ka.no he, that, the N5 高 kou / taka.i, taka, -daka, taka.maru, taka.meru tall, high, expensive N2 血 ketsu / chi blood, sang, sangre N2 圧 atsu, en, ou / o.su, he.su, osa.eru, o.saeru pressure, push, overwhelm N4 心 shin / kokoro, -gokoro heart, mind, spirit N2 臓 zou / harawata entrails, viscera, bowels N3 配 hai / kuba.ru distribute, spouse, exile

N5 〜が ga Marks the grammatical subject, highlights new information, can also show slight contrast in some sentences N5 〜で de Indicates where an action happens, means used, tool, cause, or material depending on context N5 〜は wa Marks the topic of the sentence, indicates what the sentence is about, can contrast with another element, organizes main information