ill-fitting.
perfect, appropriate, fitting, proper, good, justifiable, true, suitable
If you mean chock-full, then packed or crowded would work If not, then maybe wedge or fitting?
'Fitting room' is two words.
A street fitting is a fitting that is designed to attach to another fitting, It can also be one that is design to connect two or more fittings together. It can be destinguished by its male end or ends that will fitt snuggly into the female end of another fitting of the same diameter. They or sometimes used to simplify a connection, to make a connection in a tight or unusual spot, and to change direction. A street fitting can be an ell (elbow), a tee, an adapter, etc.
I don't think "fit" is a word.
Fitting with or matching something.
Yes, it is the present participle of fit
shift
Appropriate means 'fitting for the occasion'.
There are several: ~Convenience shop. -Most fitting ~Grocery store. -Most fitting ~Market. ~Emporium. ~Bazaar. ~Store.
Other words for convenient are suited, agreeable; suitable, appropriate, fitting, fit,