I made up a new word!

[Leonartist]

Thumpism - The act of thread bumping.

Thumper- One who practices Thumpism.

From now on thread bumpers will be known as theses words.

[Slendurrman]

no....

[Fat_Sacks]

This is a Tumper.

[Qwertygiy]

http://dictionary.reference.com/browse/thumper?s=t

[Leonartist]

Its one of those words where two words are joined together. Like spork, liger or tigon. This word contains “buildism”, “thread”, and “bump” all in one. I deserve a medal for this.

[Dignity]

Walrus is the biggest Thumper on Buildism, right now.

[Leonartist]

“Thumping” and “thump” are the verbs.

[Hippo]

Thumply is the adverb