To radiate is to give off energy in all directions. When you are radiating positive energy, you are creating a positive atmosphere.
An indigestible object is something that is not able to be digested. This can mean anything from a piece of food to a piece of metal.
When something is wobbly, it is unstable and uncertain. The table was wobbly, and it was easy to knock over.
A betrayal is a situation in which someone who is supposed to be loyal to you turns out to be disloyal. This can happen in a variety of ways, from someone who tells you a secret that they never should have told you to someone who betraying your trust by doing something that you asked them not to do.
Amoeba is a type of protist. Protists are a group of organisms that are not vertebrates, invertebrates, or fungi. Amoeba is a single-celled organism that lives in water.
Armadillos are animals that are related to the sloth. They have a long snout and they are able to roll up into a ball to protect themselves.
To combust is to burn. When something burns, it goes up in flames and produces a lot of heat.
To spit is to throw something out of your mouth. When you spit, you usually throw the object very far away.
A multicellular organism is one that contains more than one cell. This means that the organism is able to divide into different parts, and to function as a whole.