Here is how you can fill in the gaps using the key words provided:
A humble person does not think he or she is better or more important than other people.
A mature person is one who is fully grown, like an adult.
A faithful person is one who always does what they have promised to do.
A document is a paper with important information in it.
If something has an effect on something else, it makes it change in some way.
An author is a person who writes books, stories, or documents.
A statement is something that you say or write.
Your personality is the kind of person you are.
Each of these terms is key in understanding how we describe and relate to people, items, and concepts within the English language. Developing your vocabulary with definitions like these helps improve both written and spoken communication skills.