seed, a sowing, a scattering
A diaspora is a voluntary or forced movement of an ethnic people who permanently relocate in areas remote from their homeland.
Sporadic occurrences happen from time to time but not at constant or regular intervals.
a small usually single-celled asexual reproductive body produced by many nonflowering plants and fungi and some bacteria and protozoans and that are capable of developing into a new individual without sexual fusion
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