chemical weapon

noun 0.635

chemical agent

noun 0.617

allelochemical

noun 0.613

chemical sensitivity

noun 0.589

chemical ecology

noun 0.585

chemical hazard

noun 0.582

aposematism

noun 0.580

antifeedant

noun 0.556

semiochemical

noun 0.554

biodefense

noun 0.546

chemical

noun 0.543

chemoreception

noun 0.539

chemoresistance

noun 0.537

chemical energy

noun 0.535

chemical substance

noun 0.533

defensive

noun 0.528

chemoreflex

noun 0.527

chemical laser

noun 0.524

biological warfare

noun 0.522

phytochemical

noun 0.521

defence

noun 0.520

poisoning

noun 0.519

passive defense

noun 0.518

chemicals

noun 0.516

defense

noun 0.516

bioweapon

noun 0.515

chemosensitization

noun 0.514

chemosensor

noun 0.514

poison

noun 0.512

chemotaxis

noun 0.507

biological weapon

noun 0.504

venom

noun 0.504

pest control

noun 0.504