weet > know, find out
4 There many minstrels make melody,
minstrels > musicians
5 To drive away the dull melancholy, 6 And many bards, that to the trembling chord
bards > singers
7 Can tune their timely voices cunningly,
Can > Did; knew how to timely > {Measured; keeping time with the music}
8 And many chroniclers, that can record
chroniclers > writers of epics can > can, knew how to
9 Old loves, and wars for ladies done by many a lord.