OK, I think as follows:
2. OTIS : world-famous lift company, hidden in "despotism" --democracy just a red Herring?!
3. SWAGE =tool;S of "steal" added to WAGE for pay (noun)
5. THROATIEST=most guttural; anag. of that oik rattles minus talk.
Extra: NUMERUS CLAUSUS, anag. of 1st 3 words, def. follows