The word "mismatch" can be used when one is referring to a group of completely different things. It can be used when one is comparing things, or when things are in conflict.
Words with the same prefix as mismatch:miscalculatemisconstruemiscountmiscuemisdiagnosemisfortunemisjudgemisleadmismanagemisplacemispronouncemisreadmisrepresentmisstatemisstepmistreat
In the word "mismatch," "mis" is a prefix that means "wrongly" or "badly." It indicates that something is not matching or not aligning properly.
"Mismatch" is a common word. "Unmatch" is not.
miser yes
Different syntax uses for the word neighbor include neighbourhood and neighbours and few others. Not many uses are there for the neighbour use. May need to research other syntax for this.
The outfit she picked had a mismatched top and bottom, with clashing colors and patterns.
There are many different uses for the word drivel. Drivel means silly, or nonsense. A person can speak drivel. Also, a person can act drivel and make others crazy.
"Field" has lots of different meanings; see, for example, the Wikipedia article on "Field" for some uses of the word.
difference, different, differentiate, differential, differentiation.
Here are some possible words: megalith megillah midmonth mishmash mishmosh mismatch monolith moonfish
The education policy of the government is a mismatch to the requirements of the present time.
A unequal sporting contest is called a mismatch. It is the a matching of unsuitably or inaccurately parts or players. Its can also be called counterpart, opposite number, and vis-a-vis.