Or search: elf, fay, hob, imp, puck, pixy, dwarf, fairy, gnome, pixie, sprite, brownie, gremlin, titania, oberson
3 Syllables: SUU
Avery, bakery, bravery, draperies, drapery, fatally, favorably, graciously, granary, halfpenny, hastily, knavery, laity, naturedly, Papacy, playfully, praiseworthy, racially, raillery, savory, savoury, slavery, tracery, vagaries
4 Syllables: USUU
chicanery, courageously, outrageously, tenaciously, unsavory
5 Syllables: UUSUU
advantageously, ostentatiously, quantitatively, unmistakably
6 Syllables: UUUUUS
heterogeneity

Found 34 words across 4 groupings.