been, seen, keen, even, teen, when, then, even, amen, oven, open, peen, glen
den,men, pen, hen, ten, yen
broadenchickencrewmenflattenfiremenhalogenlightenmailmenpreteenplaypensharpensmittenswollenstiffentighten
Aliencovendozengreengivenhavenlinenoftenoakenpreenqueenrisenripenrivensevensheentokentakenwoven
servicemen
happen
Here are all of them: den fen hen ken men pen ten wen yen zen
The word "threatening" has three syllables.
Words starting EN with the sixth letter V are:enclaveendeavorengraveenslave
Envy
Some nouns ending in -en are:alienamenbeenburdenchildrencanteenchickendendozenelevenevenflaxenfrozengardenglenheavenhenibuprofenkeenkitchenlinenlistenmenmittennitrogenomenoxenpenprovenqueenravenrottenseenseventeenthenvelveteenvixenwhenwomenyenZen
molten
Three. En-gage-ment.
There are three syllables in the word energy. ( en-er-gy )