Verb conjugation of "deafen" in English

Do you have a brochure (marketing materials in PDF format), which I could forward by email or which I could print out here? I want to create a new listing for my friends in Berlin. Thanks.
On the frozen lake, you can skate, but I would never dare it because it is far too dangerous. Who knows how thick the ice really is and how accurate the measurements are. It can break.
I need to learn a lot of Spanish because I want to study at the university of Madrid. In Switzerland, I studied law, but after 2 years I have switched to medicine: to help people, rather than you know....