Primal
Part of speech: adjective
Definition: Being the first in time, or history. Being of greatest importance; primary.
Example sentence: Being a good mother is really so hard and so important, and it's this thing that all people long for. Think of all the soldiers who cry out for their mothers on the battlefield as they die. It's a primal relationship.
Important
Part of speech: adjective
Definition: Having relevant and crucial value.
Example sentence: The attitude is very important. Because, your behavior radiates how you feel.