upsurge

Some observers have predicted an upsurge in migration in the coming months.

The vandalism comes as authorities have reported an upsurge in antisemitic incidents across the country since the Oct.

Alternatively, its upsurge might indicate that the virus has become more infectious — a very concerning, albeit less likely, development.

When Biden dropped out and Kamala Harris stepped in, did you watch the upsurge of optimism among liberals with sympathy, amusement or dismay?

This summer has seen an upsurge in sightings of baby beavers.