This is very subjective to the photographer and what "you" wish to see in your images. I cannot comment on the 18-200, however my nice has a D5600 and a Tamron 16-300 (its the DX version) she is very happy and gets some very good images.
I am still using my 18-300 DX Nikon lens as I like the...
Welcome to the forum from a fellow cyclist, amateur astronomer, a little woodworker, metal working, electronics nut :oops:
Lots of great people here, glad to have you!