Mercule
Adventurer
Don't forget that cure wounds scales with spell slot used, so a Cleric 1/Wizard 19 can still use a 9th level slot to cure quite a nice chunk of damage. Sure, you don't have all the other Cleric toys, but 9d8 worth of healing doesn't suck.1 level of cleric is pretty good for a wizard as well.
armor and shields, as well as a several good spells like bless and guidance.