invades
Crosses borders militarily
Invades is the present tense of invade—to enter by force or without permission.
Armies invade countries; weeds invade gardens; tourists invade quiet towns.
The word suggests unwelcome intrusion into space that belongs to someone else: The paparazzi invaded her privacy.
Cancer invades healthy tissue by spreading where it doesn't belong.
Aggressive act against another
- assaultViolent offensive act
- conquestDefeating and seizing control
- raidSudden armed incursion
- incursionHostile territorial penetration
occupation · warfare · siege · offensive · onslaught · troops · army · forces
Unauthorized entry into space
- trespassUnauthorized entry onto property
- violationBreaking of rules
- breachBreaking of agreement
- encroachmentGradual intrusion on territory
unwelcome · boundaries · space · home · surveillance · stalking · hacking · unauthorized
Disease-causing microorganism
- virusMicroscopic infectious agent
- bacteriaNucleus-free single-celled organisms
- infectionPathogen invasion causing illness
- parasiteOne exploiting a host
infestation · contagion · epidemic · outbreak · plague · cells · tissue · host
Harmful small animals
- rodentsGnawing mammal order
- insectsSix-legged arthropods
- termitesWood-eating social insects
- antsSocial colony insects
cockroaches · locusts · aphids · beetles · mosquitoes · bedbugs · fleas · weevils
Fill or dwell in
- annexSupplementary building or seizure
- seizeTake suddenly, forcibly
- conquerOvercome by force
- colonizeEstablish control over territory
settlement · expansion · sovereignty · border · frontier · homeland · nation · encroachment
Enter secretly to observe
- spyCovert information gatherer
- espionageCovert intelligence gathering
- undercoverSecretly engaged in espionage
- stealthSecret, undetected movement
sabotage · clandestine · reconnaissance · penetrate · surveillance · sleeper · mole · operative
attack
Aggressive act against another
incursion · occupation · warfare · siege · offensive · onslaught · troops · army · forces · battalion
intrusion
Unauthorized entry into space
encroachment · unwelcome · boundaries · space · home · surveillance · stalking · hacking · unauthorized · unwanted
pathogen
Disease-causing microorganism
- virusMicroscopic infectious agent
- bacteriaNucleus-free single-celled organisms
- infectionPathogen invasion causing illness
parasite · infestation · contagion · epidemic · outbreak · plague · cells · tissue · host · spread
vermin
Harmful small animals
ants · cockroaches · locusts · aphids · beetles · mosquitoes · bedbugs · fleas · weevils · mites
occupy
Fill or dwell in
colonize · settlement · expansion · sovereignty · border · frontier · homeland · nation · encroachment · takeover
infiltrate
Enter secretly to observe
- spyCovert information gatherer
- espionageCovert intelligence gathering
- undercoverSecretly engaged in espionage
stealth · sabotage · clandestine · reconnaissance · penetrate · surveillance · sleeper · mole · operative · disguise
invadessurrenders
Ceases resistance formally
capitulates · retreats · withdraws · yields · pulls out
invadesretreats
Backs off or sanctuaries
withdraws · evacuates · pulls out · exits · falls back
invadesliberates
Sets free from captivity
defends · protects · frees · safeguards · emancipates
- home invadersPeople illegally entering residences
- Space InvadersClassic alien shooter arcade
- alien invaderHostile being from space
- pitch invaderUnauthorized person entering playing field
- lawn invader
invade, invader, invading, invaded, invaders, reinvade, uninvaded