Burwitzing
(1) The act of flexing one's figurative muscles for the purpose of intimidating others. (2) Exerting power and intimidation tactics over one's peers with little to no provocation. (3) Acting three times one's age.
"You had better quit playing your music so loud, or Ty-Ty is sure to start burwitzing!"
"If you don't stop complaining, I'll take a break from reviewing SAPs and start burwitzing!"
"If you don't stop complaining, I'll take a break from reviewing SAPs and start burwitzing!"