the best/better/greater part of

: superlative ofgood

:  excelling all others

:  most productive of good :  offering or producing the greatest advantage, utility, or satisfaction

: superlative ofwell

:  in the best (see ¹best) way :  to greatest advantage

:  most

:  the best (see ¹best) state or part

:  one that is best

:  the greatest degree of good or excellence

:  to get the better of :  outdo

:  had best (see ²best 1)

: comparative ofgood

:  greater than half

:  improved in health or mental attitude

:  to make better (see ¹better): such as

:  to make more tolerable or acceptable

:  to make more complete or perfect

: comparative ofwell

:  in a more excellent manner

:  to greater advantage :  preferably

:  something better (see ¹better)

:  a superior especially in merit or rank

:  advantage, victory

:  had better (see ³better 1b)

:  consisting of a central city together with adjacent areas that are naturally or administratively connected with it

:  one of the often indefinite or unequal subdivisions into which something is or is regarded as divided and which together constitute the whole

:  an essential portion or integral element

:  one of several or many equal units of which something is composed or into which it is divisible :  an amount equal to another amount

:  to separate from or take leave of someone

:  to take leave of one another

:  to become separated into parts

:  partly

:  partial

: participial; participle

: particular