Just some ideas. Reblog and add your own!
The Tumblahs - Having nothing to post.
Tumbladder - A term used to describe the frequency of one’s posts. (Example: “Jake posts all the time. He has a small Tumbladder.”)
Tumblazed - Being stoned and browsing Tumblr.
Tumbummed - That disappointing moment when you realize you’ve read everything on your dashboard.
Tumbluff - Threatening to blog something, especially some juicy gossip or a controversial quote, and then not.
Tumblarf. Posting a ridiculous amount of silliness for no reason, and then the next day deleting it and hoping no one noticed. (Example: “Fifty two posts filled with Halo screencaps? No, that wasn’t my tumblarf.