Use "derivational" in a sentence

1. Verbs are composed of a stem to which inflectional and/or derivational prefixes are added.

2. Hetzron also mentions adverbial as a case of Awngi, but an interpretation as a derivational marker seems to be more appropriate.

3. Creoles are distinguished synchronically by, though being full languages, retaining signs of their pidgin ancestry, such as virtual absence of both inflection and tone, and highly transparent derivational processes

4. Aspectual classes are established on the basis of the interpretations available to the main tenses (Present and Preterite), and can be further sub-divided according to certain properties revealed, inter alia, in the derivational potential of the relevant verbs.For the purposes of the present paper, it is necessary to present just the most