"underline sth" in German to underline sth. etw. herausstreichen hervorheben betonen etw. unterstreichen Detailed translations for "underline sth" to underline sth. 1. general to underline sth.(also: to underscore sth.) etw. herausstreichen to underline sth.(also: to highlight, to mark, to stress, to lay great stress) hervorheben to underline sth.(also: to underscore sth.) betonen{transitive verb} 2. print to underline sth.(also: to underscore sth.) etw. unterstreichen{transitive verb}