City-wide can be hyphenated, more often these days it is quoted as one word
The adjective term would be hyphenated agency-wide (e.g. an agency-wide policy).
world-wide-web
Yes it should be hyphenated.
A company wide application can be termed a company policy.
That is the usual spelling, hyphenated "in-house" to mean done within a company or office.
Kimberly-Clark
It is not hyphenated.
No it's not hyphenated.
Motorcycle is not hyphenated
words are only hyphenated when they have a separate meaning when separated than they do when hyphenated
No, "hardworking" is not hyphenated.