rozwin
Rozwin is a stem found in the Polish verb family that centers on the notions of unfolding, spreading out, and development. In standard usage it appears in the related imperfective and perfective verbs, most commonly rozwinąć (to unfold or to develop to completion) and rozwijać (to develop or to expand gradually). The term’s semantic field covers both literal actions, such as unfolding a map or sails, and figurative processes, like elaborating a topic or expanding a project.
In practical language, rozwin can be used with a wide range of objects. Physical senses include rozwinąć
Grammatically, rozwinąć is the perfective form, used for actions viewed as completed; rozwijać is the imperfective
Etymology traces rozwin to the prefix roz- meaning outward or again, combined with a root related to