Synonyms of yawning

1 Syllable
give, yawp, gape, sleep, yaw, spread, deep, gap, nap, part
2 Syllables
deep-set, dozy, chasmal, drowse, expand, sleepier, open, snooze, ringent, unshut, dozier, deeper, doze, gaping, opens, sleepy, nodding
3 Syllables
chambered, downreaching, socketed, unplugged, cavernous, slumbery, unbarred, patulous, unstopped, slumberous, divide, somnific, dehiscent, agape
4 Syllables
uncluttered, unburdened, somniferous, somnifacient