I swear to wolf god that I was just going to post a thread like this...
When my dad was still alive, I mainly referred to him as "Bob" most of the time, which he often scolded me for. Aside from that, I usually called him dad, or taata "when I wanted something..." I usually address my mom as moogle or mog, which she hates with a passion, and aside from that: ma' or mom...