Crazy:

1. mentally deranged; demented; insane.
2. senseless; impractical; totally unsound: a crazy scheme.
3. Informal. intensely enthusiastic; passionately excited: crazy about baseball.
4. Informal. very enamored or infatuated (usually fol. by about): He was crazy about her.
5. Informal. intensely anxious or eager; impatient: I'm crazy to try those new skis.
6. Informal. unusual; bizarre; singular: She always wears a crazy hat.
7. Slang. wonderful; excellent; perfect: That's crazy, man, crazy.
8. likely to break or fall to pieces.
9. weak, infirm, or sickly.
10. having an unusual, unexpected, or random quality, behavior, result, pattern, etc.: a crazy reel that spins in either direction.
–noun 11. Slang. an unpredictable, nonconforming person; oddball: a house full of crazies who wear weird clothes and come in at all hours.
12. the crazies, Slang. a sense of extreme unease, nervousness, or panic; extreme jitters: The crew was starting to get the crazies from being cooped up below decks for so long.
 

Patronizing: displaying or indicative of an offensively condescending manner: a patronizing greeting, accompanied by a gentle pat on the pack.