What is the most important role for your paladin? We can better advise you based on that info.
is the most relevant question. am not sure what you want your paladin+ ________ to do, so am not able to advise.
a votary for example, can be the ace ventura o' tanks
"quit hitting yourself," might as well be the official motto o' the tank votary. is near invulnerable and foes end up killing themselves by attacking you. however, is extreme low maintenance. with minor ai tweaks, you drop votary into combat and then ignore until battle is over. can be a bit tedious. if you want high damage output and great support qualities, the tank votary ain't ideal. is a good build if you want an invulnerable tank, but...
so channel you inner danny elfman and answer the question
HA! Good Fun!
What do you mean when you ask, what do I want my Paladin to do exactly. Is it something beyond wanting him to be a healy/tanky frontliner?