kataññutā : [f.] gratitude.

A.P. Buddhadatta Mahathera, Concise Pali-English and English-Pali Dictionary [available as digital version from Metta Net, Sri Lanka]

Kataññutā (f.) [abstr. fr. last] gratefulness (defined at KhA 144 as katassa jānanatā) Sn 265; J i.122 (T. ˚nā, v. l. ˚tā); iii.25; Pv ii.97; VvA 63; Sdhp 497, 540. In combn with kataveditā S ii.272; A i.61; ii.226, 229. kataññū -- kataveditā J iii.492. -- akataññutā ungratefulness, in combn with akataveditā A i.61; iii.273; J v.419; as one of the 4 offences deserving of Niraya A ii.226.

Pali-English Dictionary, TW Rhys Davids, William Stede,