Or search: techy, testy, cranky, tetchy, peevish, peckish, pettish, petulant, scratchy, excitable, fractious, pathology, nettlesome, physiology
3 Syllables: SUU
miserable, reasonable
4 Syllables: SUUU
charitable, creditable, equitable, habitable, marketable, palatable, profitable, reputable, seasonable, treasonable
5 Syllables: USUUU
attributable, considerable, disreputable, indomitable, inequitable, inevitable, inimitable, unpalatable, unseasonable
6 Syllables: UUSUUU
inconsiderable, uninhabitable

Found 23 words across 4 groupings.