彼は弟が自慢だった。

彼は弟が自慢だった。

He was proud of his brother.

彼(かれ)は弟(おとうと)が自慢(じまん)だった。

Kare wa otōto ga jiman datta.

彼 (かれ)

he; him; his; boyfriend

は (は)

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

弟 (おとうと、おと、おとと、てい)

younger brother; little brother; kid brother; pupil; apprentice

が (が)

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

自慢 (じまん)

pride; boast

だ (だ)

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

Readings: ヒ、かれ、かの、か.の

Meanings: he, that, the

Readings: テイ、ダイ、デ、おとうと

Meanings: younger brother, faithful service to elders

Readings: ジ、シ、みずか.ら、おの.ずから、おの.ずと

Meaning: oneself

Reading: マン

Meanings: ridicule, laziness