Misc: what abbreviation come from libra, meaning pound in latin?

Questions

(It., 'joke') - Generally this is a lively movement, but chiefly developed by Haydn, Mozart and particularly Beethoven from the symphonic minuet. Usually it is in 3 / 4 time in the form A A B A with the B section being called trio.?

(Ger.) - Beat.?

(Ger.) - To drag. Schleppend, dragging.?

(Ger.) - End.?

(Ger.) - Clef.?