Digital Pāḷi Dictionary

The Digital Pāḷi Dictionary by Bodhirasa Bhikkhu (dpdict.net, CC BY-NC-SA 4.0): Pali-English meanings, grammar, the inflected forms of every word (1.2 million), compound splits, roots, construction and examples from the texts. Here it finds the headword of an inflected Pali word for all the dictionaries: buddhassa → buddha.