[Karkat's expression hardens a bit, eyes narrowing further still before he declares:]

Your dad is full of shit.

Which, because I can think of other words to use, I'll put this way: He hasn't spoken long enough with someone who swears regularly to realize that not all of us are bound to using only so-called "bad words" in place of whatever clean, wholesome variety they prefer.

Now am I going to have to get up there to make you move or what?

[He steps closer to the coral, finally touching it as he takes grasp of a branch in case he does need to climb up.]