invasive

noun 0.804

invasiveness

noun 0.676

invader

noun 0.645

endangered species

noun 0.636

invasion

noun 0.625

invasin

noun 0.617

pioneer species

noun 0.603

keystone species

noun 0.596

intruder

noun 0.571

infestation

noun 0.560

interloper

noun 0.553

species name

noun 0.552

intrusive

noun 0.541

parasitoid

noun 0.534

social insect

noun 0.533

specie

noun 0.531

speciation

noun 0.527

intruding

noun 0.527

infectious disease

noun 0.525

wild animal

noun 0.524

exotic

noun 0.524

interspecific competition

noun 0.524

home invasion

noun 0.522

insect

noun 0.521

parasite

noun 0.521

subspecies

noun 0.514

immigrant

noun 0.513

gypsy moth

noun 0.513

invertebrate

noun 0.512

adventive

noun 0.511

intrusion

noun 0.507

pathogen

noun 0.507

insecticide

noun 0.504

irruptive

noun 0.503

red imported fire ant

noun 0.502

scientific name

noun 0.501