若い時、彼はおおいに有望だった。

若い時、彼はおおいに有望だった。

In his youth, he had shown great promise.

若(わか)い時(とき)、彼(かれ)はおおいに有望(ゆうぼう)だった。

Wakai toki, kare wa ōini yūbō datta.

若い (わかい)

young; youthful; immature; green; low (number); small

時 (とき)

time; hour; moment; occasion; case; chance; opportunity; season; the times; the age; the day; tense

彼 (かれ)

he; him; his; boyfriend

は (は)

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

大いに (おおいに)

very; much; greatly; a lot of

有望 (ゆうぼう)

good prospects; full of hope; promising

だ (だ)

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

Readings: ジャク、ニャク、ニャ、わか.い、わか-、も.しくわ、も.し、も.しくは、ごと.し

Meanings: young, if, perhaps, possibly, low number, immature

Readings: ジ、とき、 -どき

Meanings: time, hour

Readings: ヒ、かれ、かの、か.の

Meanings: he, that, the

Readings: ユウ、ウ、あ.る

Meanings: possess, have, exist, happen, occur, approx

Readings: ボウ、モウ、のぞ.む、もち

Meanings: ambition, full moon, hope, desire, aspire to, expect