Or search: hurt, throe, hurting, torment, torture, excruciation
2 Syllables: SU
families, family's
3 Syllables: SUU
agony, batteries, fallacies, fantasies, flatteries, galleries, magazines, Majesties, Majesty's, maladies, patently, salaries, Saxony, strategies, tapestries, tragedies, vanities
4 Syllables: USUU
academies, Academy, analogies, anatomy, calamities, capacities, catastrophes, formalities, realities
5 Syllables: UUSUU
abnormalities, generalities, technicalities

Found 31 words across 4 groupings.