今日は本当に疲れたよ。

今日は本当に疲れたよ。

I'm really tired today.

今日(きょう)は本当(ほんとう)に疲(つか)れたよ。

Kyō wa hontōni tsukareta yo.

今日 (きょう、こんにち、こんち、こんじつ)

today; this day; these days; recently; nowadays

は (は)

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

本当に (ほんとうに、ほんとに、ホントに、ホントーに、ホントウに)

really; truly

疲れる (つかれる)

to get tired; to tire; to be worn out (e.g. of well used objects); to starve

よ (よ)

indicates certainty, emphasis, contempt, request, etc.; used when calling out to someone; used to catch one's breath or get someone's attention; yo!

Readings: コン、キン、いま

Meaning: now

Readings: ニチ、ジツ、ひ、 -び、 -か

Meanings: day, sun, Japan, counter for days

Readings: ホン、もと

Meanings: book, present, main, origin, true, real, counter for long cylindrical things

Readings: トウ、あ.たる、あ.たり、あ.てる、あ.て、まさ.に、まさ.にべし

Meanings: hit, right, appropriate, himself

Readings: ヒ、つか.れる、 -づか.れ、つか.らす

Meanings: exhausted, tire, weary