Looking on the internet deeply has found these results:

She got old. is the most popular phrase on the web.

She got older. 138,900 results on the web	She got old. 1187,000 results on the web More popular!
Some examples and use cases from the internet:	Some examples and use cases from the internet:
Lively said that watching her parents teach acting classes helped her learn the " drills" of acting and gain confidence as she got older. She was initially not ... wiser people told her to ... Harriet Ross Tubman's real name was Araminta, but when she got older, she changed her name to her mother's name. She lived from 1820 to 1913. She was ... and While Anne has gotten wiser as she got older, that wisdom tells her to do something totally different than what the supposedly older I'll like you for always, As long as I'm living my baby you'll be. Well, that mother, she got older. She got older and older and older. One day she called up her son ...	It doesn't look like this phrase is very popular! The search could not find any examples on the internet.

She got older.

138,900 results on the web

She got old.

1187,000 results on the web

More popular!

Lively said that watching her parents teach acting classes helped her learn the " drills" of acting and gain confidence as she got older. She was initially not ...
wiser people told her to ...
Harriet Ross Tubman's real name was Araminta, but when she got older, she changed her name to her mother's name. She lived from 1820 to 1913. She was ...
and
While Anne has gotten wiser as she got older, that wisdom tells her to do something totally different than what the supposedly older
I'll like you for always, As long as I'm living my baby you'll be. Well, that mother, she got older. She got older and older and older. One day she called up her son ...

It doesn't look like this phrase is very popular! The search could not find any examples on the internet.