crusader, curer, prosopis juliflora, scourge, despoiler, repeller, cide, venereal, finks, coddler, annihilator, hoary cress, salafism, phytophthora, fumigator, propagator, bogyman, slaughterer, swallow wort, tansy ragwort, burnet, bane, zealot, goutweed, parthenium, tussock moth, vivisectionist, strawberry guava, slanderer, plucker, rattus, gall midge, blackfly, sicking, leafminer, marginata, maggoty, canis lupus, tomato hornworm, odorata, scarlet pimpernel, phytophthora infestans, remover, luffa, burring, buffel grass, gribble, spewer, webworm, weed, crat, commie, groundsel, hemiptera, myco, yanqui, causer, devourer, anti, combats, pesty, shoveller, flamer, climbing fern, cretin, drongo, plantago, scarer, claude, ferox, hydra, cashmere goat, rickettsial, spider mite, spodoptera, scotch broom, mildews, scotch thistle, pythium, excrescence, woodlice, chinaberry, busters, fusarium wilt, preventatives, creeping charlie, cranesbill, orange hawkweed, destructor, monger, japonicus, repellence, abstract noun, flea beetle, mealy bug, oriental bittersweet, dunder, whitetop, foxtails, repellants, blights, muncher, antiseptic, cleaner, cleanser, cleansers, extinguisher, insulator, insulators, laxative, preservatives, purifier, purifiers, removers, separator, separators, softener, spreader, sterilizer, strainer, traps

killer, slayer

exterminator, terminator