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Webster 1913 Edition

Upswarm

Up-swarm′

,

Verb.

I.

&

I.

To rise, or cause to rise, in a swarm or swarms.

[R.]

Shak. Cowper.

Webster 1828 Edition

Upswarm

UPSWARM'

,

Verb.

T.

[See Swarm.] To raise in a swarm. [Not in use.]