Gruntle(v. i.) To grunt; to grunt repeatedly.
Thesaurus Entries
Zouave, air a grievance, animal noise, bark, barking, bawl, beef, bellow, bellyache, bersagliere, birdcall, bitch, blare, blat, blubber, boom, bray, breathe, buzz, cackle, call, carabineer, chant, chasseur, chirp, clamor, clang, complain, coo, crab, croak, crow, cry, dogface, doughfoot, drawl, exclaim, expert rifleman, flute, foot soldier, footslogger, fret, fret and fume, fusileer, fuss, gasp, grenadier, gripe, groan, grouch, grouse, growl, grumble, gruntle, hiss, holler, howl, howling, infantryman, keen, kick, light infantryman, lilt, lodge a complaint, marksman, mating call, mumble, murmur, musketeer, mutter, note, oink, paddlefoot, pant, pipe, raise a howl, register a complaint, rifle, rifleman, roar, rumble, scold, scream, screech, sharpshooter, shriek, sibilate, sigh, sing, snap, snarl, sniper, snort, sob, squall, squawk, squeal, stridulation, take on, thunder, trumpet, twang, ululation, wail, warble, whine, whisper, woodnote, yap, yawp, yell, yelp