Age differential
reative age
reative age
Age differential
Unfair bias in favor of one thing or person compared with another; favoritism or A particular liking or fondness for something
Something used in a place of another thing is a substitute.
An object that orbits around another - is called a satellite.
When you say one thing is another, it is called a metaphor.
A symbol is something that stands for or represents another thing. Symbols can be objects, images, words, or gestures that carry a certain meaning or significance beyond their literal interpretation.
Probably you are looking for words such as: shape-shifting, transformation, or alteration. But be more specific.
A word for another way of saying something is a synonym.
A living thing that produces another living thing like itself is called a parent organism.
to compare something to another thing