improving

Adjective

 * 1) That tends to improve someone or something (especially  to educate or morally better a person).
 * 2) * 1663,, Some Considerations Touching the Usefulnesse of Experimental Naturall Philosophy, Oxford: Ric[hard] Davis, Essay 1, p. 2,
 * that Diviner part of Man, the Soule, which alone is capable of wearing the Glorious Image of its Author, being endowed with two chief Faculties, the Understanding and the Will; the former is blest and perfectionated by Knowledg, and the latter’s Loveliest and most improving property is Goodnesse.

Translations

 * Bikol Central: nag-uurag
 * Bulgarian: