先生は生徒に気づいてにっこりと（あいさつ）答えた。

Sentence Analyzer

English Translation

The teacher acknowledged the pupil with a smile.

Furigana

先生(せんせい)は生徒(せいと)に気(き)づいてにっこりと（あいさつ）答(こた)えた。

Romanji

Sensei wa seito ni kizuite nikkori to aisatsu kotaeta.

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

は (は)

topic marker particle; indicates contrast with another option (stated or unstated); adds emphasis

生徒 (せいと)

pupil

に (に)

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

気付く (きづく)

to notice; to recognize; to recognise; to become aware of; to perceive; to realize; to realise

にっこり (にっこり)

smile sweetly; smile; grin

と (と)

if; when; and; with; particle used for quoting (with speech, thoughts, etc.); quoting particle; promoted pawn; indicates question (sentence end)

挨拶 (あいさつ)

greeting; greetings; salutation; salute; polite set phrase used when meeting or parting from somebody; polite set phrase used to express apology, sympathy, congratulations, etc.; speech (congratulatory or appreciative); address; reply; response; revenge; retaliation; a fine thing to say (used as part of a sarcastic response to a rude remark); dialoging (with another Zen practitioner to ascertain their level of enlightenment)

答える (こたえる)

to answer; to reply