Class 6 is known as तुदादि in the Ashtadhyayi. The exemplar verb root is 'tud:to strike'.
The verbal base is formed by the addition of 'a' to the verb root.
Examples of the derivation of the Third Person-Singular and Plural Present Verb conjugations are shown in the following table:
| Verb Root | Step 1: attach 'a' | Verbal Base | III-Singular Present | III-Plural Present |
| tud (to strike:Par.) | tuda | tuda | tudati | tudanti |
| iSH (to wish.:Par.) | ichchha | ichchha | ichchhati | ichchhanti |
| kRi (to scatter.:Par.) | kira | kira | kirati | kiranti |
| prachchh (to ask:Par.) | pRuchchha | pRuchchha | pRuchchhati | pRuchchhanti |
| sich (to sprinkle:Par.) | siNcha | siNcha | siNchati | siNchanti |
Derivation: