風邪をひいたので、早く寝たほうがいいです。

N5 風邪 kaze cold, flu N5 早く hayaku early / quickly N5 寝たほうがいい neta hou ga ii better to sleep

N4 風 fuu, fu / kaze, kaza- wind, air, style N1 邪 ja / yokoshi.ma wicked, injustice, wrong N4 早 sou, satsu / haya.i, haya, haya-, haya.maru, haya.meru, sa- early, fast, tôt N3 寝 shin / ne.ru, ne.kasu, i.nu, mitamaya, ya.meru lie down, sleep, rest

N4 〜ので node Indicates cause or reason in a softer way than kara, connects two clauses, often used in polite explanations N5 〜です desu Used at the end of a sentence, polite affirmative form, means to be depending on context 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 〜で de Indicates where an action happens, means used, tool, cause, or material depending on context N5 〜の no Indicates possession, relation between nouns, nominal explanation, or turns a verb into a noun phrase