"Went airwaves" is an expression that refers to broadcasting a message or information over the radio, television, or internet. Some synonyms that can be used interchangeably with this phrase include "broadcasted," "aired," "transmitted," "streamed," "televised," and "spread over the internet." These words share a similar meaning as they all describe the act of sharing something with a wide audience through different forms of media. Using these synonyms will add variety to your language and make sure your writing or speech is interesting and engaging for the audience.