Invadiste
Invadiste is a term with different senses depending on the language, most commonly encountered in French and Spanish. In French, invadiste is a noun that designates a person who invades or participates in an invasion; it refers to an invader and is used mainly in historical, literary, or journalistic contexts. The word is formed from the verb invader (to invade) with the agent noun suffix -iste and can have a plural form invadistes. In everyday French, more common terms for an aggressor are envahisseur or attaquant.
In Spanish, invadiste is not a noun but a verb form: it is the second-person singular preterite
Etymology and usage considerations: invadiste derives from invadir or invadere through the agentive suffix -iste, a
See also: invasion, invader, envahisseur (French for invader). The term may appear in discussions of military