The term "deathheads" is a colloquial slang term that refers to gangs or organizations that use skulls or skulls with wings as their emblem. Synonyms for "deathheads" include names like "skull gangs," "skull clubs," or "skull and crossbones associations." These groups are typically associated with violent or criminal behavior, and their symbols may also be used by other groups or individuals as a sign of rebellion or counterculture. Some other synonyms for "deathheads" may include "skull enthusiasts," "skull collectors," or "skull aficionados," which refer to individuals who are interested in skulls as a cultural or aesthetic symbol rather than as part of a group or organization.