You will always use tools to do code lookup (grep, ack, GitHub).
Making them easier to find, increases their visibility.
Neither "unshareable" or "unsharable" are real English words.
google (define:unshareable), nothing
https://www.yourdictionary.com/unshareable Impossible to share.
https://www.definitions.net/definition/unshareable Impossible to share.
my macOS says "unshareable" is a spelling mistake, without a good suggestion
does not exist in
google (define:unsharable), nothing
https://www.definitions.net/definition/unsharable does not exist
my macOS says "unsharable" is legit, but if you right-click and do "Look up in Dictionary" it doesn't pull out anything
Resolution: chose "unshareable"
Visually looks correct
Can be found when searching for "share"
Clean Code: Meaningful Names > Use Searchable Names