propagate
pro-pa-gate
verb
To reproduce or spread (plants, animals, or ideas) from one source.
"Gardeners propagate new plants from cuttings easily."
verb
To transmit or travel through a medium, such as light or sound waves.
"Radio waves propagate through space at high speed."
Thesaurus
Synonyms: circularise, diffuse, spread, circulate, disperse, distribute, pass around, disseminate, circularize, broadcast