彼の血管が破裂しそうなほど興奮してた

N5 彼 kare he N3 血管 kekkan blood vessel N1 破裂 haretsu explosion, rupture, break off N4 そう sou so, like that, really N3 興奮 koufun excitement, stimulation

N3 彼 hi / kare, kano, ka.no he, that, the N2 血 ketsu / chi blood, sang, sangre N2 管 kan / kuda pipe, tube, wind instrument N3 破 ha / yabu.ru, yabu.reru, wa.reru rend, rip, tear N1 裂 retsu / sa.ku, sa.keru, -gi.re split, rend, tear N1 興 kou, kyou / oko.ru, oko.su entertain, revive, retrieve N1 奮 fun / furu.u stirred up, be invigorated, flourish

N4 〜そうだ (aparência) sou da Indicates visual appearance based on observation, attaches to verb or adjective stem, means looks like it will N4 〜ほど hodo Indicates degree, extent, comparison, or intensity, attaches to verb, adjective, or noun, means as much as or to the point that N4 〜し shi Indicates multiple reasons or qualities, connects clauses or adjectives, means besides that, and also N5 〜が ga Marks the grammatical subject, highlights new information, can also show slight contrast in some sentences N5 〜の no Indicates possession, relation between nouns, nominal explanation, or turns a verb into a noun phrase