彼が悪かったけれども、あやまらなかった。

Although he was wrong, he didn't say he was sorry.

彼(かれ)が悪(わる)かったけれども、あやまらなかった。

Kare ga warukatta keredomo, ayamaranakatta.

彼 (かれ)

he; him; his; boyfriend

が (が)

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

悪い (わるい)

bad; poor; inferior; evil; sinful; unprofitable; unbeneficial; at fault; to blame; in the wrong; sorry

けど (けど、けれども、けれど、けども、けんど)

but; however; although

誤る (あやまる)

to make a mistake; to err; to mislead; to misguide

Readings: ヒ、かれ、かの、か.の

Meanings: he, that, the

Readings: アク、オ、わる.い、わる-、あ.し、にく.い、 -にく.い、ああ、いずくに、いずくんぞ、にく.む

Meanings: bad, vice, rascal, false, evil, wrong