2 syllables:
besar, besor, besser, blesser, bless her, bresser, cesser, cessor, chesser, dresser, dresseur, esser, fesser, fresser, gresser, guesser, hesser, jesser, jessore, kesar, kresser, leser, lesser, lessor, loesser, messer, messr, nesser, pesar, plessor, presser, pressor, press her, schlesser, sesar, sesser, specer, stressor, tessar, tresor, tresser, vesser, yes sir

3 syllables:
abaisser, accessor, addresser, addressor, adresser, aggressor, agresser, agresseur, agressor, assesseur, assessor, beckmesser, bergstresser, caresser, caress her, co-lessor, compresser, compressor, confesar, confesser, confesseur, confessor, cross-dresser, depressor, digresser, egressor, expresser, express her, fluorescer, hairdresser, impresser, impressor, impress her, insessor, kolesar, kompressor, landmesser, lopressor, manesar, obsessor, oppressor, possessor, precessor, prof., profesor, professeur, professor, professore, progresar, redresser, redressor, regressor, relessor, represser, repressor, sublessor, successeur, successor, suppresser, suppressor, thanesar, transgressor, undress her

4 syllables:
abastecer, aborrecer, acquiescer, air compressor, antecessor, apetecer, buttermesser, co-assessor, co-processor, coalescer, corepressor, decompressor, dispossessor, full professor, intercessor, predecessor, prepossessor, repossessor, second-guesser, spike suppressor, surge suppressor, tax assessor, vasopressor, vinedresser, window-dresser, window dresser

5 syllables:
english professor, moto-compressor, multi-processor, multiprocessor, underpossessor, uniprocessor, vasodepressor

6 syllables:
assistant professor, homo antecessor, immunosuppressor, visiting professor

7 syllables:
associate professor

3 syllables:
rochester

5 syllables:
microprocessor