"less of a person" is a correct and usable phrase in written English. It can be used to describe someone who is lacking in some way, whether mentally, emotionally, or physically. For example, "Without her medication, she was a less of a person than she had been before.".
But it doesn't make me any less of a person.
It made you feel less of a person".
Give someone pity and they become less of a person.
"Did I think she was less of a person for liking them?" Max asks himself.
Whatever the reason, you're not less of a person than anybody else because of your choices.
It doesn't make you less of a person or worse of a person.
"It doesn't make him less of a person," she told him.
Awesome tool! I started using it one year ago and I never had to look for another app
Ha Thuy Vy
MA of Applied Linguistic, Maquarie University, Australia