Da ich nichts zu tun habe, gehe ich ins Fitnessstudio. Weil ich nichts zu tun habe,gehe ich ins Fitness. Which one is more commonly used? Da or weil? And which one is dialectal?
Are "Dialekt" and "Mundart" exact synonyms, or is one more official, more colloquiel etc? Or are there regional differences in their use? Or maybe one is a broader term than the other and might cover ...