彼は、彼女が幸せだと思いこんでいた。
Sentence Analyzer
English Translation
He took it for granted that she was happy.
Furigana
Romanji
Kare wa, kanojo ga shiawase da to omoikondeita.
Words
彼
(かれ)
he; him; his; boyfriend
は
(は)
topic marker particle; indicates contrast with another option (stated or unstated); adds emphasis
彼女
(かのじょ)
she; her; her; girlfriend; sweetheart
が
(が)
indicates sentence subject (occasionally object); indicates possessive (esp. in literary expressions); but; however; still; and
幸せ
(しあわせ、しやわせ)
happiness; good fortune; luck; blessing
だ
(だ)
be; is; indicates past or completed action; indicates light imperative
と
(と)
if; when; and; with; particle used for quoting (with speech, thoughts, etc.); quoting particle; promoted pawn; indicates question (sentence end)
思い込む
(おもいこむ)
to be under impression that; to be convinced that; to imagine that; to set one's heart on; to be bent on