accent, bark, bawl, bellow, blare, blat, blubber, boom, bray, breathe, broad accent, brogue, burr, buzz, cackle, cautiousness, chant, chirp, circumspection, coo, creeping, croak, crow, deliberateness, deliberation, exclaim, flute, foot-dragging, gasp, growl, grunt, hiss, idleness, indolence, inertia, inertness, keen, languor, laziness, leisureliness, lentitude, lentor, lilt, lisp, mince, mumble, murmur, mutter, pant, pipe, pokiness, quaver, regional accent, reluctance, roar, rumble, scream, screech, shake, shriek, sibilate, sigh, sing, slackness, sloth, slowness, sluggardy, sluggishness, snap, snarl, snort, sob, squall, squawk, squeal, talk incoherently, tentativeness, thunder, trumpet, twang, wail, warble, whine, whisper, yap, yawp, yell, yelp