彼はまだ元気盛んだ。

彼はまだ元気盛んだ。

He is still full of energy.

彼(かれ)はまだ元気(げんき)盛(さか)んだ。

Kare wa mada genki sakan da.

彼 (かれ)

he; him; his; boyfriend

は (は)

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

未だ (まだ、いまだ)

as yet; hitherto; only; still; not yet (with negative verb); more; besides; unfinished; incomplete; not yet finished with

元気 (げんき)

lively; full of spirit; energetic; vigorous; vital; spirited; healthy; well; fit; in good health

盛ん (さかん)

popular; prosperous; enthusiastic; energetic; vigorous

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: ゲン、ガン、もと

Meanings: beginning, former time, origin

Readings: キ、ケ、いき

Meanings: spirit, mind, air, atmosphere, mood

Readings: セイ、ジョウ、も.る、さか.る、さか.ん

Meanings: boom, prosper, copulate