彼は行動が慎重だ。

彼は行動が慎重だ。

He is deliberate in his action.

彼(かれ)は行動(こうどう)が慎重(しんちょう)だ。

Kare wa kōdō ga shinchō da.

彼 (かれ)

he; him; his; boyfriend

は (は)

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

行動 (こうどう)

action; conduct; behaviour; behavior; mobilization; mobilisation

が (が)

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

慎重 (しんちょう)

careful; cautious; prudent; discreet; deliberate

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: コウ、ギョウ、アン、い.く、ゆ.く、 -ゆ.き、 -ゆき、 -い.き、 -いき、おこな.う、おこ.なう

Meanings: going, journey, carry out, conduct, act, line, row, bank

Readings: ドウ、うご.く、うご.かす

Meanings: move, motion, change, confusion, shift, shake

Readings: シン、つつし.む、つつし、つつし.み

Meanings: humility, be careful, discreet, prudent

Readings: ジュウ、チョウ、え、おも.い、おも.り、おも.なう、かさ.ねる、かさ.なる、おも

Meanings: heavy, heap up, pile up, nest of boxes, -fold