By being thrifty, Neal was able to save lots of money. "Thrifty" means...
save your money and only buy what you need
I was grateful for the generousbirthday gifts from my friends and family. "Generous" means...
larger or more than necessary / sharing more than necessary
Peter has an outgoing character, as he is easily able to talk to anyone he meets. "Character" means...
the kind of person he/she is