Solar

Solar is an auxiliary language. Solar is used as the trade language of humans, and is often used alongside a place's main language in signs, menus or information centers.

Grammar
Solar is an isolating language devoid of inflection. Syntax and particles determine the roles of each component of a sentence.

Vocabulary
The vocabulary has been selected from the world's most spoken languages, with Indo-European, Sino-Tibetan and Afroasiatic being some of the most significant vocabulary donors.