2 syllables:
aachen, aucun, balken, block in, bloc in, bokken, brocken, clock in, docken, dock in, dokken, falken, faucon, flocken, flocon, fokken, gokkun, 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, 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:
bobbin, codon, cotton, flodden, gotten, jotun, robin, rotten, sha'ban, shodden, sodden, trodden

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

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

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

6 syllables:
american robin, peruvian cotton

7 syllables:
arizona wild cotton