Or search: dilate, evolve, expand, modify, enlarge, expound, exposit, speciate, expatiate, specialise, particularise, particularize
3 Syllables: SUU
realising, realizing
4 Syllables: SUUU
analyzing, civilizing, clarifying, edifying, equalizing, fertilizing, generalizing, memorizing, mobilizing, moralizing, neutralizing, paralyzing, specifying, stabilizing, symbolizing, tantalizing, terrifying, utilizing, verifying
5 Syllables: USUUU
demoralizing

Found 22 words across 3 groupings.