火事の原因は彼のタバコの火の不始末だ。

Sentence Analyzer

火事の原因は彼のタバコの火の不始末だ。

English Translation

The cause of the fire was his cigarette butt.

Furigana

火事(かじ)の原因(げんいん)は彼(かれ)のタバコの火(ひ)の不(ふ)始末(しまつ)だ。

Romanji

Kaji no gen'in wa kare no tabako no hi no fu shimatsu da.

Words

火事 (かじ)

fire; conflagration

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

原因 (げんいん)

cause; origin; source

は (は)

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

彼 (かれ)

he; him; his; boyfriend

煙草 (たばこ、えんそう、けぶりぐさ、けむりぐさ、タバコ)

tobacco; cigarette; cigaret; cigar; tobacco plant (Nicotiana tabacum)

火 (ひ)

fire; flame; blaze

不 (ふ)

un-; non-; negative prefix