1 Syllable: S
Deus
2 Syllables: SU
aegis, beaches, briefest, cheapest, cheapness, chiefest, cleavage, dearest, deepest, devious, easiest, Egypt, Enoch, epoch, fetus, foetus, genius, genus, grievous, Jesus, keenest, keenness, leafless, leaflet, leakage, meanest, meanness, nearest, neatness, needless, peaches, peanut, pieces, previous, priestess, reaches, rebus, reflux, seamless, secret, sleepless, speaketh, specious, speeches, speechless, spirit, steepness, sweetness, syrup, teaches, tedious, Theseus, treatise, treeless, venous, Venus, weakest, weakness, zealots
2 Syllables: US
3 Syllables: SUU
3 Syllables: USU
abstemious, arenas, Aurelius, caprices, completeness, Cornelius, diseases, Dominus, egregious, Eusebius, extremest, extremists, facetious, ingenious, Josephus, Lucretius, machinist, obsequious, prestigious, Prometheus, severest, Severus, sincerest, uniqueness
4 Syllables: UUSU
5 Syllables: UUUSU
Found 91 words across 7 groupings. Skipped 3 excess words of a similar stem.