先生の言うことに注意をしなければならない。

Sentence Analyzer

先生 言う こと 注意 しなければならない

English Translation

You must pay attention to what your teacher says.

Furigana

先生(せんせい)()うことに注意(ちゅうい)をしなければならない。

Romanji

Sensei no iu koto ni chūi o shinakerebanaranai.

Words

先生 (せんせい、せんじょう)
teacher; master; doctor; with names of teachers, etc. as an honorific; previous existence
()
indicates possessive; nominalizes verbs and adjectives; substitutes for "ga" in subordinate phrases; (at sentence-end, falling tone) indicates a confident conclusion; (at sentence-end) indicates emotional emphasis; (at sentence-end, rising tone) indicates question
言う (いう、ゆう)
to say; to utter; to declare; to name; to call; to go (e.g. "the alarm went ping"); to make a noise
(こと、こん)
thing; matter; incident; occurrence; event; something serious; trouble; crisis; circumstances; situation; state of affairs; work; business; affair; after an inflectable word, creates a noun phrase indicating something the speaker does not feel close to; nominalizing suffix; pretending to ...; playing make-believe ...; alias; aka; nickname; alternative name; also known as
()
at (place, time); in; on; during; to (direction, state); toward; into; for (purpose); because of (reason); for; with; by; from; as (i.e. in the role of); per; in; for; a (e.g. "once a month"); and; in addition to; if; although
注意 (ちゅうい)
caution; being careful; attention (heed); warning; advice
()
indicates direct object of action; indicates subject of causative expression; indicates an area traversed; indicates time (period) over which action takes place; indicates point of departure or separation of action; indicates object of desire, like, hate, etc.
為る (する)
to do; to cause to become; to make (into); to turn (into); to serve as; to act as; to work as; to wear (clothes, a facial expression, etc.); to judge as being; to view as being; to think of as; to treat as; to use as; to decide on; to choose; to be sensed (of a smell, noise, etc.); to be (in a state, condition, etc.); to be worth; to cost; to pass (of time); to elapse; verbalizing suffix (applies to nouns noted in this dictionary with the part of speech "vs"); creates a humble verb (after a noun prefixed with "o" or "go"); to be just about to; to be just starting to; to try to; to attempt to

Kanji

Readings: セン、 さき、 ま.ず
Meanings: before, ahead, previous, future, precedence
Readings: セイ、 ショウ、 い.きる、 い.かす、 い.ける、 う.まれる、 うま.れる、 う.まれ、 うまれ、 う.む、 お.う、 は.える、 は.やす、 き、 なま、 なま-、 な.る、 な.す、 む.す、 -う
Meanings: life, genuine, birth
Readings: ゲン、 ゴン、 い.う、 こと
Meanings: say, word
Readings: チュウ、 そそ.ぐ、 さ.す、 つ.ぐ
Meanings: pour, irrigate, shed (tears), flow into, concentrate on, notes, comment, annotate
Reading: 
Meanings: idea, mind, heart, taste, thought, desire, care, liking