rodent, cockroaches, cockroach, snake, rabbit, toad, cat, vermin, gerbil, spider, monkey, squirrel, possum, pigeon, critter, roaches, fox, hamster, mice, pig, snail, lizard, raccoon, weasels, hyena, gopher, muskrat, frog, piranha, racoon, skunk, ant, piglet, guinea pig, kitten, tarantula, beaver, maggots, cobra, polecat, caterpillar, coyote, badger, dog, redback, wrigglers, constrictor, iguana, mole rat, mynah bird, bull terrier, rattus norvegicus, homunculus, reptile, drooler, wolf spider, tortoise, hare, woodchuck, hedgehog, creature, chipmunk, furless, housecats, mongrels, animal, gila monster, snapping turtle, feline, housefly, dung beetle, parasitic worm, beagle, porcine, baboon, marmot, vole, bunny, goat, dalmatians, turtle, meadow vole, coypu, mongooses, tomcats, stoat, insectivore, pup, wasp, billy goat, carpenter bee, woodlice, housecat, tadpoles, poo, goldfish, gorilla, fisher cat, daddy longlegs, witchetty grub, bandicoot, vipers, rats, rabbits, mouse, pigs, cats, ferret, goats, pigeons, chimpanzee, hamsters, pups, sheep, ferrets, mammalian, perfused, bovine, chick, denervated, innervated, guineapig, hypertrophied, ovine, canine, murine, atrophied, explanted, amphibian, elasmobranch, embryonic, excised

bandicoot rat, black rat, brown rat, canary, copper's nark, fink, jerboa rat, mole rat, nark, norway rat, oryzomys palustris, pocket rat, rattus norvegicus, rattus rattus, rice rat, roof rat, sneak, snitch, stoolie, stoolpigeon

bandicoot, bandicoot rat, beaver rat, bettong, brown rat, cotton rat, damaraland mole rat, dipodomys ordi, eastern woodrat, elaphe, genus elaphe, genus ptyas, ixodes pacificus, jerboa kangaroo, jerboa rat, kangaroo jerboa, kangaroo rat, mole rat, naked mole rat, neotoma floridana, norway rat, ord kangaroo rat, oryzomys palustris, plague, potoroinae, potoroo, ptyas, rat-tail file, ratbite fever, ratbite fever bacterium, ratlike, rattus norvegicus, rat kangaroo, rice rat, sand rat, sewer rat, sigmodon hispidus, spirillum minus, subfamily potoroinae, western black-legged tick, wharf rat

capture, catch, defect, desert, disagreeable person, do work, employ, engage, fill out, gnawer, gnawing animal, hire, inform, informant, pad, rodent, source, unpleasant person, work, worker

betray, betrayer, blackleg, bum, crumb, denounce, give away, grass, informer, lowlife, peach, puke, rotter, scab, scum bag, shop, skunk, snitch, so-and-so, squealer, stag, stinker, strikebreaker, tell on