Travlang Online User Forum

hi,
I have searching for the longest word in English from last few days but I am yet to get it.Would you like to help me?

I want to learn some other foreign language except English. And I'm Chinese, I can teach you Mandarin in exchange. But I don't know which other language to learn. I have no idea about this. I have only found some language learning related sites, German language school, Sprachaufenthalte and språkresor . I wonder someone could give me some other suggestion or recommendation. Any help would be much appreciated!
Thanks in advance!

Hi good day!
The longest word that I know is pneumonoultramicroscopicsilicovolcano-coniosis, (45 letters) meaning 'a lung disease caused by the inhalation ...