Or search: dislike, branding, disfavor, judgement, disfavour, dispraise, assessment, inclination, reprobation, condemnation, disapprobation, stigmatisation, stigmatization
1 Syllable: S
cruel, dual, duel, fuel, jewel, jewelled, jewels, Newell
2 Syllables: SU
brutal, bugle, crucial, ducal, feudal, frugal, fruitful, futile, neutral, pupil, rueful, scruple, truthful, tumult, tuneful, useful, youthful
2 Syllables: US
renewal
3 Syllables: USU
alluvial, approval, communal, perusal, quadruple, refusal, removal, tribunal, unfruitful, unusual

Found 36 words across 4 groupings. Skipped 13 excess words of a similar stem.