A person in my life that displays integrity is my mom. She is always looking out for others and is always putting others before herself. No matter what I can also count on my mom for something, even if it's picking me up for toothpaste. She's a very reliable and trustworthy person.
Someone you can write about even though he just recently passed away is Chadwick Boseman, or more commonly known Black panther, he did so many great things in life, stuck to his morals and staued true to himself while still battling an illness.
I am not sure if you're asking for the word that stands for "<span>The information regarding the origin and development of a word". The study of origin and development of words is etymology.</span>