úgyhogy

Conjunction

 * 1) so
 * Tanulok, úgyhogy most ne zavarj! - I'm studying so don't disturb me.

Usage notes
While is used more often for logically and essentially following implications (like rewording), úgyhogy usually indicates a consequence that does not follow that quickly or essentially (but e.g. through decision). Tehát is also more formal in some cases.