彼が帰国を決めたのは、病気だったからだ。

Sentence Analyzer

English Translation

It was because he was sick that he decided to return home.

Furigana

彼(かれ)が帰国(きこく)を決(き)めたのは、病気(びょうき)だったからだ。

Romanji

Kare ga kikoku o kimeta no wa, byōki datta kara da.

Words

彼 (かれ)

he; him; his; boyfriend

が (が)

indicates sentence subject (occasionally object); indicates possessive (esp. in literary expressions); but; however; still; and

帰国 (きこく)

return to one's country

を (を)

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.

決める (きめる)

to decide; to choose; to determine; to make up one's mind; to resolve; to set one's heart on; to settle; to arrange; to set; to appoint; to fix; to clinch (a victory); to decide (the outcome of a match); to persist in doing; to go through with; to always do; to have made a habit of; to take for granted; to assume; to dress up; to dress to kill; to dress to the nines; to carry out successfully (a move in sports, a pose in dance, etc.); to succeed in doing; to immobilize with a double-arm lock (in sumo, judo, etc.); to eat or drink something; to take illegal drugs

の (の)

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

は (は)

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

病気 (びょうき)

illness; disease; sickness

だ (だ)

be; is; indicates past or completed action; indicates light imperative

から (から)

from (e.g. time, place, numerical quantity); since; from (originator); by; because; since; out of (constituent, part); through (e.g. window, vestibule); after; since