You say it "Budeš môj priateľ? " :)
lahkoživ is how you say gay in slovakian? Hopes it helps!
Dovidenia? I think, but I believe this is formal, I'll have to inquire with my Slovokian friend how she says goodbye.
You say it "Koniec"
Allerednic
Dovidenia.
Grandfather in Slovakian is "dedo."
In Slovakian, "love you" can be translated as "ľúbim ťa".
"Slovák"
Grandma in Slovakian is "babka."
You say it "Starká" or "Babka"
You say it "ako sa maš"
You say it "Kde je toalet".