2 syllables:
aenon, benon, brennan, brennen, chenin, dehnen, dennen, dennin, denon, drennan, drennen, drennon, ennen, genin, glennon, grennan, grenon, henan, henen, henin, hennan, hennen, hennin, hennon, jenin, jenine, kenin, kennan, kennen, kennin, kennon, lehnen, lenin, lenon, menan, menen, menin, mennan, mennen, men in, nennen, penin, pennon, penon, pen in, rennen, rennin, sehnen, senan, tenen, tennin, tennon, tenon, ten in, then in, trennen, venin, when in, when none, yenan, yen in

3 syllables:
abbrennen, ablehnen, abtrennen, again in, anbrennen, ausdehnen, carnwennan, erkennen, ernennen, eugenin, maclennan, magainin, mckennon, mclennan, phocenin, sodbrennen, verkennen, wettrennen, zumenon

4 syllables:
anerkennen, antivenin, bufotenin, diosgenin, epitenon, myogenin, naringenin, peritenon, phillygenin, sapogenin, sporopollenin, thermogenin, thrombosthenin

5 syllables:
amelogenin, angiogenin, nikolai lenin, osteogenin, vitellogenin, vladimir lenin

2 syllables:
yemen, lemon

3 syllables:
sweet lemon

4 syllables:
bitter lemon, platystemon, pogostemon, water lemon

5 syllables:
solenostemon, wild water lemon

12 syllables:
people's democratic republic of yemen