nonrestrictive

nonrestrictive /ˌnɑːnrɪˈstrɪktɪv/ adjective
nonrestrictive
/ˌnɑːnrɪˈstrɪktɪv/
adjective
Britannica Dictionary definition of NONRESTRICTIVE
1 
: not limiting or controlling something
2 
grammar, of a word or group of words : describing or giving more information about a person or thing but not needed to understand which person or thing is meant
— compare restrictive