How to Say Thank You in Tamil (and How to Respond)

The short answer: Nandri (நன்றி) is the Tamil word for "thank you," and it's understood everywhere from Chennai to the smallest town in Tirunelveli. But Tamil speakers don't reach for it as automatically as English speakers reach for "thanks" — especially with family and close friends, where saying it out loud can actually feel a little distant. Here's how "thank you" really works in spoken Tamil: when to say it, when plain English works better, and how to respond when someone says it to you.

Nandri: the standard word for thank you

Nandri (நன்றி) works in almost any situation — thanking a shopkeeper, a teacher, a stranger who helped you find directions, or closing a speech or a letter. It's respectful and never wrong, and it's the word you'll see printed on receipts, at the end of TV programs, and in formal writing. Said with a small nod, it's a safe default whenever you're not sure what register to use.

Romba nandri: thank you very much

Add romba (ரொம்ப) — "very" or "a lot" — in front of nandri when someone has genuinely gone out of their way for you: a favor, a gift, real help with a problem. It's the everyday equivalent of "thanks so much" and works equally well spoken or written.

Why plain "thanks" is common in spoken Tamil

Walk around any Tamil-speaking city and you'll hear the English words "thanks" and "thank you" mixed freely into Tamil sentences — Thanks da, ok? and so on. This isn't a shortcut for people who don't know nandri; English loanwords are a normal, everyday part of casual spoken Tamil, especially among younger speakers and in cities. If you say "thanks" instead of nandri in a casual setting, you'll sound natural, not lazy.

Why you might hear "thank you" less than expected

One thing that surprises a lot of learners: within families and close friendships, Tamil speakers often say nandri far less than English speakers say "thanks." Thanking a parent for cooking dinner or a close friend for a small favor can come across as oddly formal — the assumption is that close relationships run on care and obligation rather than a running tally of transactions that need acknowledging out loud. That doesn't mean gratitude isn't felt or shown — it usually just shows up as returning the favor, or a warmer tone, rather than the words themselves. (This cultural read varies by family and region, so treat it as a general tendency rather than a hard rule.)

How to respond when someone thanks you

When someone says nandri to you, the standard reply is Paravaa illai (பரவாயில்லை) — literally "it's not a big deal," used the same way English speakers use "no problem" or "don't mention it." Among close friends or family, it's just as common to wave off the thanks entirely with something like Idhukku edhukku nandri (இதுக்கு எதுக்கு நன்றி) — literally "why are you thanking me for this?", used to mean "no need to thank me for that" — which fits the same instinct that keeps "thank you" out of close relationships in the first place.

Thanking someone for a specific favor

To be more specific than a plain nandri, you can name what you're thankful for: Unga udhavikku nandri (உங்க உதவிக்கு நன்றி) — "thank you for your help" — works well in slightly more formal spoken situations, like thanking a colleague or a teacher. In casual speech, people often just say romba nandri and let tone and context carry the specifics.

A quick example

Picture a friend giving you a lift home. You might say Romba nandri, drop pannadhukku (ரொம்ப நன்றி, drop பண்ணதுக்கு) — "thanks a lot for the drop" — mixing in the English word naturally, which is completely normal in casual Tamil. Your friend would likely wave it off with Paravaa illai da (பரவாயில்லை டா) — "no problem, man" — the particle da (டா) marking it as friendly and informal. Swap in a stranger or an elder instead of a friend, and the same exchange shifts to plain Nandri and Paravaa illai without the casual particle — the words barely change, but the warmth and formality shift with who you're talking to.

Which one should you actually use?

As a beginner, Nandri is a safe default with strangers, shopkeepers, and anyone you don't know well — it's never wrong and always polite. Save romba nandri for when someone has really helped you out, use plain English "thanks" freely in casual conversation, and don't feel obligated to say "thank you" to close friends or family the way you might in English — a warm tone or returning the favor often lands better. For more everyday phrases beyond this one, see our guide to common Tamil greetings and everyday phrases, and if you're just getting started, our beginner's guide to learning Tamil lays out a full roadmap. You can also check our guide to saying hello in Tamil or the Tamil learning FAQ for more common questions.

Reading these phrases is a start, but hearing them said naturally — and getting feedback on your own pronunciation — is what makes them stick. That's exactly what the Learn Tamil AI app is built for.