When the Boov are taking the humans to the new world, there is a couple kissing on a boat. Kids may miss this scene

Slushious has a slushy called "Bust-A Lime".

Captain Smek has a sceptre he calls "the Shusher" which he uses to hit Boov who annoy him on the head.

There is a gas station that blows up

Mild violence and slapstick.

A lot of bathroom humor including references to pee, number 2 and number 3. (Just implied not into detail.)

There's none at all.

This Movie contains some mild action and mild rude humor.

Aspects of child losing her mother (eventually they are reunited) is a theme throughout, but the daughter clearly states this in at least one scene. Other scenes convey this intense separation/seeming loss. Some of this is tempered by the daughter's hope, but the (understandable) intensity is still present.