Akademik

invader
noun
someone who enters by force in order to conquer (Freq. 2)
Syn: ↑encroacher
Derivationally related forms: ↑encroach (for: ↑encroacher), ↑invade
Hypernyms: ↑intruder, ↑interloper, ↑trespasser

Useful english dictionary. 2012.