The Devanagari letters ट ठ ड ढ ण form the retroflex row, romanized ṭ, ṭh, ḍ, ḍh, ṇ. “Retroflex” means that the tongue tip is curled or drawn back from the upper teeth. This row is distinct from dental त थ द ध न, and changing rows can change a word.
This page focuses on shapes, spelling, and reliable word reading. Full articulatory conditioning and connected-speech detail belong on the dental-versus-retroflex pronunciation page. All unlabelled examples are neutral contemporary Standard Hindi.
The five letters
| Letter | With inherent a | Core contrast | Example |
|---|---|---|---|
| ट | ṭa | voiceless, unaspirated | टिकट ṭikaṭ, “ticket” |
| ठ | ṭha | voiceless, aspirated | ठीक ṭhīk, “fine/correct” |
| ड | ḍa | voiced, unaspirated | डिब्बा ḍibbā, “box” |
| ढ | ḍha | voiced, aspirated/breathy | ढक्कन ḍhakkan, “lid” |
| ण | ṇa | retroflex nasal | कारण kāraṇ, “reason” |
Bare letters include inherent a. Vowel signs replace it, as in टी ṭī, ठे ṭhe, डो ḍo, and ढू ḍhū. A virama cancels it and may create a conjunct, as in ड्ड in अड्डा aḍḍā “base/hangout.”
मेरा टिकट फ़ोन में है।
merā ṭikaṭ fon meṃ hai.
My ticket is on my phone.
मैं ठीक हूँ; चिंता मत करो।
maĩ ṭhīk hū̃; cintā mat karo.
I'm fine; don't worry.
चाबी नीले डिब्बे में है।
cābī nīle ḍibbe meṃ hai.
The key is in the blue box.
ढक्कन ठीक से बंद करो।
ḍhakkan ṭhīk se band karo.
Close the lid properly.
Aspiration produces separate letters
The pair डाल ḍāl “put/add” and ढाल ḍhāl “slope/shield” differs only in aspiration. Devanagari writes this contrast with ड versus ढ, not with a separately added ह.
चाय में थोड़ी चीनी डाल दो।
cāy meṃ thoṛī cīnī ḍāl do.
Add a little sugar to the tea.
इस सड़क पर आगे तेज़ ढाल है।
is saṛak par āge tez ḍhāl hai.
There is a steep slope ahead on this road.
Similarly, ट/ठ contrast unaspirated and aspirated voiceless sounds. English aspiration depends heavily on context and is not normally written as a word-changing contrast, so English-speaking learners must attach it to the Hindi letter itself.
Retroflex and dental are different rows
Compare दाल dāl “lentils” with डाल ḍāl “put/add.” The first begins with dental द; the second begins with retroflex ड. The minimal difference is tongue position and letter identity, not vowel length.
दाल अभी गर्म है।
dāl abhī garm hai.
The lentils are still hot.
दाल में थोड़ा नमक डाल दो।
dāl meṃ thoṛā namak ḍāl do.
Add a little salt to the lentils.
The contrast is genuinely difficult because English t and d are normally neither the Hindi dental nor a consistently retroflex sound. Learn word pairs from audio rather than mapping both Hindi rows onto one English category.
ड़ and ढ़ are not ड and ढ
Adding nukta ़ creates the separate flapped letters ड़ ṛ and ढ़ ṛh. Therefore बड़ा is baṛā, not baḍā, and पढ़ना is paṛhnā, not paḍhnā. The letters are historically related, but their modern readings and spellings are distinct.
बड़ा डिब्बा ऊपर रख दो।
baṛā ḍibbā ūpar rakh do.
Put the big box on top.
मुझे रात को पढ़ना पसंद है।
mujhe rāt ko paṛhnā pasand hai.
I like reading at night.
The dedicated flapped-consonant page develops this contrast. Unicode-safe spelling requires ड or ढ followed by the genuine nukta, normally normalized to the standard NFC representation.
ण in words and anusvara spellings
Explicit ण occurs in established Sanskrit-derived words such as कारण kāraṇ “reason,” गणेश gaṇeś “Ganesh,” and प्रणाम praṇām “greetings” (respectful/formal). It is not freely interchangeable with dental न.
Before a retroflex stop, Hindi often writes anusvara rather than explicit ण. The romanization still gives the homorganic nasal: ठंड ṭhaṇḍ “cold” and घंटा ghaṇṭā “hour/bell.”
देरी का कारण क्या है?
derī kā kāraṇ kyā hai?
What is the reason for the delay?
बाहर बहुत ठंड है; जैकेट पहन लो।
bāhar bahut ṭhaṇḍ hai; jaikeṭ pahan lo.
It's very cold outside; put on a jacket.
Grammatical endings preserve the stem
The adjective family ठंडा, ठंडी, ठंडे changes its vowel ending for gender, number, and case while preserving the retroflex consonantal frame. English usually leaves “cold” unchanged.
ठंडा पानी और ठंडी चाय दोनों मेज़ पर हैं।
ṭhaṇḍā pānī aur ṭhaṇḍī cāy donoṃ mez par haiṃ.
The cold water and the cold tea are both on the table.
The noun टमाटर ṭamāṭar has oblique plural टमाटरों ṭamāṭaroṃ. The ending changes, but the two ट letters remain retroflex.
Schwa deletion and conjunct parsing
टिकट is ṭikaṭ, not ṭikaṭa; ढक्कन is ḍhakkan, not ḍhakkana. In the latter, क् explicitly forms the conjunct क्क, while the final inherent vowel after न is deleted by the word-level reading.
This difference shows why memorizing isolated letters is insufficient. Fluent readers recognize clusters, lexical stems, suffixes, and the positions where Modern Hindi deletes an inherent a.
A short reading line
टिकट ठीक से डिब्बे के ढक्कन पर रखा है।
ṭikaṭ ṭhīk se ḍibbe ke ḍhakkan par rakhā hai.
The ticket has been placed carefully on the lid of the box.
Read the retroflex consonants first, then apply the complete-word patterns: final schwa deletion in टिकट, explicit क्क in ढक्कन, and the grammatical oblique form डिब्बे.
Unicode-safe spelling
Use genuine ट, ठ, ड, ढ, and ण in NFC text. Do not substitute dental letters because they sound “close,” construct aspiration with ह, or omit the nukta from ड़/ढ़. A font may shape conjuncts tightly, but the logical virama sequence must remain intact.
Common Mistakes
1. Replacing retroflex letters with dental lookalikes
❌ मेरा तिकत फ़ोन में है।
Incorrect — टिकट is written with retroflex ट, not dental त.
✅ मेरा टिकट फ़ोन में है।
merā ṭikaṭ fon meṃ hai.
My ticket is on my phone.
2. Dropping aspiration from ठ
❌ मैं टीक हूँ।
Incorrect — ‘fine/correct’ is ठीक with aspirated ठ.
✅ मैं ठीक हूँ।
maĩ ṭhīk hū̃.
I'm fine.
3. Confusing dental द with retroflex ड
❌ चाय में चीनी दाल दो।
Incorrect for ‘add sugar’ — दाल is the noun ‘lentils’; the verb is डाल.
✅ चाय में चीनी डाल दो।
cāy meṃ cīnī ḍāl do.
Add sugar to the tea.
4. Omitting the nukta from a flapped consonant
❌ यह बडा डिब्बा भारी है।
Incorrect — ‘big’ is बड़ा with ड़, not बडा with ड.
✅ यह बड़ा डिब्बा भारी है।
yah baṛā ḍibbā bhārī hai.
This big box is heavy.
5. Reading anusvara generically before ड
❌ बाहर बहुत ठंड है।
Incorrect reading notation as ṭhaṃḍ — before retroflex ड, anusvara is romanized with homorganic ṇ.
✅ बाहर बहुत ठंड है।
bāhar bahut ṭhaṇḍ hai.
It is very cold outside.
Key Takeaways
- ट/ठ and ड/ढ contrast aspiration; the whole row contrasts with dental त थ द ध न.
- ड़/ढ़ are separate flapped letters, romanized ṛ/ṛh, not variants of ड/ढ.
- Explicit ण is lexical, while anusvara before a retroflex stop is pronounced and romanized as ṇ.
- Word reading still requires morphology, conjunct parsing, and schwa deletion.
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Start learning Hindi →Related Topics
- Dental consonants त थ द ध नA2 — Learn the dental row त, थ, द, ध, and न, including aspiration, retroflex contrasts, grammatical endings, anusvara assimilation, and conjunct spelling.
- Flapped consonants ड़ and ढ़A2 — Distinguish the Hindi flaps ड़ ṛ and ढ़ ṛh from the retroflex stops ड ḍ and ढ ḍh in spelling, reading, and word formation.
- Anusvara ं and homorganic nasalsA2 — Learn how anusvara ं changes its nasal reading before different stop series and how it also appears in common Hindi grammatical endings.
- Common two-consonant conjunctsB1 — Learn to decode frequent Devanagari conjuncts as two consonants without an intervening vowel and recognize them inside everyday Hindi words.
- Dental versus retroflex stopsA1 — Build Hindi's two contrasting t/d series by learning where the tongue touches, how the contrast changes words, and where native variation is normal.
- Unaspirated versus aspirated stopsA2 — Learn why Hindi treats the presence or absence of a release puff as part of a consonant's identity, across both voiceless and voiced stops.