General:
* The ancient city was a nexus of trade routes, connecting the east and west.
* The internet has become a nexus for information and communication.
* The new CEO's vision created a nexus of innovation within the company.
Grammatical:
* The preposition "of" is the nexus between the noun and its modifier.
* The grammatical nexus in this sentence is the subject-verb agreement.
Figurative:
* The concert was a nexus of energy and passion.
* The two friends formed a nexus of trust and loyalty.
Formal:
* The research team identified a nexus between environmental factors and disease prevalence.
* The legal document establishes a clear nexus of liability.
Remember, "nexus" often implies a connection or relationship, but the specific meaning depends on the context.