Rhymes.net also provides a translation tool into any of 20 languages. There's an audio option so that you can hear the word being spoken, although the accent is quite a strong American accent. Images are also made available and you can scroll through them, though I do have one or two gripes here - you can't enlarge the images, go back to see previous ones or see the origins of the images.
So, how does librarian work out, which is of course the question you'll all wondering. 3 syllable words include carrion, clarion, darien, marian, varian. 4 syllable words - barbarian, hungarian, wagnerian, 5 syllable - lauretarian, libertarian, vegetarian, 6 syllable - authoritarian, humanitarian, parliamentarian, 7 syllable - septuagenarian.
It's a great resource and one that can keep you occupied for hours. Recommended!