4 Pics 1 Word Level 717

Answer:
Tail
Hint
What is the answer to the 4 Pics 1 Word level with The end of an airplane, A mermaid, A lizard, and Comets shooting in the sky?

Hint
What is the answer to the 4 Pics 1 Word level with The end of an airplane, A mermaid, A lizard, and Comets shooting in the sky?