Etymology is that Component of linguistics that scientific studies term origins. English vocabulary terms are formed from numerous sources, Primarily Latin and Greek. When must the prefix "non" be followed by a hyphen? That's accurate: "a non-polar molecule" or "a nonpolar molecule"? The right phrase is 'a sine qua non'. https://baumwolltaschen21975.creacionblog.com/26852442/everything-about-baumwolltaschen