彼が寝てるのを確認してから、そっと部屋を抜けた

N5 彼 kare he N3 確認 kakunin confirmation, verification N3 そっと sotto softly, quietly, gently N5 部屋 heya room

N3 彼 hi / kare, kano, ka.no he, that, the N3 寝 shin / ne.ru, ne.kasu, i.nu, mitamaya, ya.meru lie down, sleep, rest N3 確 kaku, kou / tashi.ka, tashi.kameru assurance, firm, tight N3 認 nin / mito.meru, shitata.meru acknowledge, witness, discern N3 部 bu / -be section, bureau, dept N4 屋 oku / ya roof, house, shop N3 抜 batsu, hatsu, hai / nu.ku, -nu.ku, nu.ki, nu.keru, nu.kasu, nu.karu slip out, extract, pull out

N4 〜てから te kara Indicates clear time sequence, attaches to the te-form verb, means after doing something N5 〜から kara Indicates cause or reason, equivalent to because or since, connects two clauses explaining reason N5 〜ている te iru Indicates ongoing action, continuous state, repeated habit, or resulting condition depending on context 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 〜を o Marks the direct object of an action, appears before the verb, shows what receives the action N5 〜と to Indicates company, quotation, natural condition, complete list, or direct connection between elements N5 〜の no Indicates possession, relation between nouns, nominal explanation, or turns a verb into a noun phrase N5 〜か ka Marks a question, alternative, or uncertainty, appears at the sentence end or between options