2 syllables:
aachen, aucun, balken, block in, bloc in, bokken, brocken, clock in, docken, dock in, dokken, falken, faucon, flocken, flocon, fokken, gokkun, haakon, hakan, hawken, hawkin, hocken, hockin, hocon, hokan, klokken, knochen, knockin, knock in, kochan, kochen, lochan, lochen, locken, lockin, lock in, lokken, maukin, mawkin, pocken, rocken, rockin', rock in, shock in, slocken, sock in, sokon, stock in, talkin', talk in, tokkin, trocken, walken, walkin, walkin', walk in, zachun

3 syllables:
araucan, astrakan, ausmachen, barbacan, bewachen, einmachen, hyrrokkin, iraq in, kurakkan, moroccan, nayakan, otakon, ovocon, oymyakon, pennsauken, sandokan, triglochin, weehawken, windpocken

4 syllables:
arawakan, conshohocken, haferflocken, peranakan, vinayakan

5 syllables:
nippon budokan, teotihuacan

6 syllables:
aline rotter-focken

2 syllables:
oppugn, gotten, rotten, flodden, bobbin, cotton, sodden, trodden, robin, codon, jotun, sha'ban, shodden

3 syllables:
forgotten, downtrodden, chinquapin, sea robin, untrodden, silk cotton, round robin, guncotton, toboggan, ill-gotten, monodon, plethodon, sphenodon, tree cotton, unrotten, wild cotton

4 syllables:
cyanogen, chrysarobin, upland cotton, misbegotten, ragged robin, coloradan, flying robin, levant cotton, old world robin, red silk cotton, strongylodon, triaenodon

5 syllables:
absorbent cotton, sea island cotton, egyptian cotton, corticotropin, armored sea robin, hypsiprymnodon, lavender cotton, new zealand cotton, northern sea robin, runaway robin

6 syllables:
american robin, peruvian cotton

7 syllables:
arizona wild cotton