Imposing
Part of speech: verb
Definition: To establish or apply by authority.
Part of speech: adjective
Definition: Magnificent and impressive because of appearance, size, stateliness or dignity.
Example sentence: I was a hockey player growing up. Being a big guy and being imposing, I had to use my size to protect my teammates.
Stately
Part of speech: adjective
Definition: Regal, dignified; worthy of respect.
Part of speech: adverb
Definition: In a stately manner.