Crossword Puzzle Huge scissors?

Clue: Huge scissors?

Venue for huge concerts (ARENA with 5 letters)
It means "huge" (MEGA with 4 letters)
One use for scissors (SLITTING with 8 letters)
Huge river creature (HIPPO with 5 letters)
Huge egg in the aviary? (LARKNESTMONSTER with 15 letters)
Hugeness (ENORMITY with 8 letters)
Huge movie (EPIC with 4 letters)
Huge holiday gala (BIGBASH with 7 letters)
Ad slogan that suggests the little ones can play with huge dinosaurs? (TREXAREFORKIDS with 14 letters)
Use scissors (e.g. CUT with 3 letters)