彼の失敗の第一の要因は怠惰である事だ。

Sentence Analyzer

彼の失敗の第一の要因は怠惰である事だ。

English Translation

The primary cause of his failure is laziness.

Furigana

彼(かれ)の失敗(しっぱい)の第(だい)一(いち)の要因(よういん)は怠惰(たいだ)である事(こと)だ。

Romanji

Kare no shippai no dai ichi no yōin wa taida de aru koto da.

Words

彼 (かれ)

he; him; his; boyfriend

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

失敗 (しっぱい)

failure; mistake; blunder

第 (だい)

ordinal

一 (いち)

one; best; first; foremost; beginning; start; bottom string (on a shamisen, etc.)

要因 (よういん)

main cause; primary factor

は (は)

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

怠惰 (たいだ)

laziness; idleness; sloth

だ (だ)

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

或 (ある)

a certain ...; some ...

事 (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