Benefactor

Benefactor

a person who does something good to others or gives money for a good cause; a patron; a donor;
a person that gives some help, especially money, to others in need of it, without expecting anything in return,

Accumulate

Accumulate

to collect or increase something gradually, esp. over a period of time.
 We’ve accumulated a lot of junk over the years.
He accumulated a fortune in the music business.

Patrimony

Patrimony

Property passed on to a person by his or her father or ancestor.
This farm is part of my patrimony.

Mutter

to speak quietly and in a voice that is not easy to hear, often when you are anxious or complaining about something.

  He muttered to himself as he walked.
 I heard him mutter something.
"There has to be another way," he muttered.