| Adheerஅதீர | One who is calm and patient. |
| Adheeshஅதீஷ | A king or a powerful ruler. |
| Adhiஆதீ | Adornment, Beginning, Perfect, Most important, Ornament, Unequalled, First |
| Adhikஅதிக | Greater or more than others. |
| Adhikaraஅதிகாரா | Principal, Controller |
| Adhikshithaஅதீக்ஷிதா | A person of high authority. |
| Adhikshnaஅதிக்ஷணா | Supreme ruler or commander, a title of respect and authority in ancient Indian and Sanskrit contexts. |
| Adhinathஅதிநாத | The first Lord, Lord Vishnu |
| Adhinavஅதீநவ | Intelligent, Innovative |
| Adhipஅதிப | A king or a sovereign ruler. |
| Adhipaஅதிபா | The lord or master of all. |
| Adhirஅதீர | Someone who is very restless. |
| Adhiraஅதீரா | Lightning; Quick, lightening |
| Adhirajஅதிராஜ | The king of all the kings. |
| Adhirathaஅதீரதா | (A leader of the sutas- the caste generally employed as charioteers. He found Karna after Kuntî had cast him away in a basket and raised him as his own son.) |
| Adhishஅதீஷ | The supreme lord or commander. |
| Adhishaஅதீஷா | The king or the sovereign ruler. |
| Adhishreeஅதிஷ்ரீ | One who possesses great glory. |
| Adhisreeஅதிஷ்ரீ | One who is the first of beauty. |
| Adhitஅதித | From the beginning |
| Adhitaஅதிதா | A person who is well educated. |
| Adhithiஅதிதீ | Freedom, Safety, Abundance |
| Adhithyaஆதித்ய | Newly risen Sun, Lord Surya, The Sun |
| Adhitiஅதிதி | Boundless and free spirit |
| Adhityaஆதித்ய | Newly risen Sun, Lord Surya, The Sun |
| Adhritஅத்ரித | Who does not need support but supports every one, Lord Vishnu, Independent, Supportive |
| Adhritaஅத்ரீதா | Independent, Supportive, One who is loved by everyone |
| Adhrithஆதரித | Who does not need support but supports every one, Lord Vishnu, Independent, Supportive |
| Adhujaஅதுஜா | Born from the earth or soil. |
| Adhvaitஅத்வைத | Unique, Another name for Brahma and Vishnu, Non duality |
| Adhveshஅதவேஷ | Traveler, A journey, Sky, Air |
| Adhvikஅத்விக | Unique and incomparable soul. |
| Adhvikaஅத்விகா | World, Earth, Unique |
| Adhyaஅத்ய | First power, one of the ten durgas |
| Adhyanஅத்யந | Name of a prophet, A nabee |
| Adhyayஅத்யாய | A chapter or a section. |
| Adhyayaஅத்யாயா | A lesson or a reading. |
| Adhyayanஅத்யயந | The act of studying hard. |
| Adhyuthஅத்யுத | Is associated to Lord Ayyappa |
| Adiஆதி | A form of Vasishtha. |