The original word of "Father" is "Otou-san", which is, If I'm not wrong sounds more "childish" or "girly" than "papa"
Maybe her saying "Dad" would fit better?
Huh!?PAPA!Are you stupid?Hey, Suzuya. Since today's Father's Day, How about you call me not "Admiral", but rather "Father"?Ugh! This is it! The feeling of a father whose daughter entered her rebellious phase!That's really gross,What with this stupid father-and-daughter...