Meerkat is a small animal that sometimes sits up on its back legs.

Engineer is a person whose job is to design or build machines, engines, roads, railways, or bridges.

Deer is a large animal with four legs that eats grass and leaves. It has wide horns like branches of a tree.

Reindeer is a type of deer that has horns like branches and lives in cold places.

Sheer means very steep or almost vertical.