2 Syllables: SU
dreadful, Eccles, Federal, fretful, Hegel, kettle, medal, meddle, metal, mettle, nettle, pebble, pedal, petal, rebel, restful, settle, speckled, spectral, treble
3 Syllables: USU
4 Syllables: UUSU
Found 27 words across 3 groupings. Skipped 12 excess words of a similar stem.