Or search: larn, adapt, absorb, adjust, imbibe, ingest, modify, conform, phonetics
3 Syllables: SUU
dissipate, Hippocrates, illustrate, imitate, inculcate, integrate, irrigate, liberate, mitigate, silicate, simulate, stimulate
3 Syllables: USU
deliberate
4 Syllables: USUU
anticipate, discriminate, eliminate, facilitate, obliterate, originate, participate, pontificate, reciprocate, reiterate
5 Syllables: UUSUU
recapitulate, rehabilitate

Found 25 words across 4 groupings. Skipped 11 excess words of a similar stem.