Random password: 9guysTweek
10 char (entropy-bits: known=33, unknown= 60- 65): 9guysTweek
15 char (entropy-bits: known=49, unknown= 90- 98): drewdeem7sued$Z
20 char (entropy-bits: known=66, unknown=120-131): 7roilusedN$furstonyP
known = known pattern of x words with x chars
8 char all random (entropy-bits=48): W8+d9U3S
32 char all random (entropy-bits=192): go#Co@Nuj!D6*+YL3dAt!wpDwSL#orbg

Also see:
GRC for completely random passwords
Lastpass web embedded auto password management
Password wallet multi platform password app for password management
OS X Password managers desktop apps.