How to Say 'Apabila' in Casual Indonesian (Kalo, Kalau)

If your textbook taught you apabila.. you learned the fancy version. Nobody says that in conversation. Like, literally nobody.

Let's fix that.

The Formality Ladder

Apabila is very formal Indonesian. Think legal documents, news broadcasts, government websites. You'll read it. You won't hear it at a warung.

Kalau is the standard version. Semi-casual. It works in most contexts and nobody will look at you weird for using it. Safe pick.

Kalo is the real one. This is kalau shortened down, the way people actually talk. Most common in daily speech. If you only learn one.. learn this one.

See the Difference

Formal:

Apabila Anda memiliki pertanyaan, silakan hubungi kami.

Casual:

Kalo kamu ada pertanyaan, bilang aja.

Same meaning. Completely different vibe. The first one sounds like a bank. The second one sounds like a friend.

Phrases You'll Hear Every Day

Kalo gitu = in that case / if so. You'll hear this constantly. Someone changes the plan? Kalo gitu, kita makan di sini aja. (In that case, let's just eat here.)

Kalo bisa = if possible. Polite but casual. Kalo bisa, besok aja ya. (If possible, let's do it tomorrow.)

Kalo gak salah = if I'm not wrong. Great for when you're not 100% sure about something. Kalo gak salah, dia dari Bandung. (If I'm not wrong, she's from Bandung.)

Kalo mau = if you want to. No pressure. Kalo mau ikut, kabarin ya. (If you wanna come, let me know.)

Bonus: Drop the -kah

While we're here.. the -kah suffix follows the same pattern. It always drops in casual speech.

Apakah becomes just apa. Bisakah becomes just bisa.

Formal: Apakah kamu sudah makan? Casual: Udah makan? (yep, even the apa disappeared 😄)

Indonesian casual speech is all about cutting things shorter. Less syllables. More chill.

Try It

Next time you want to say "if," skip apabila entirely. Go straight to kalo. Build a sentence with kalo gitu or kalo mau and see how it feels.

What other formal Indonesian words do you want the casual version of?