Zz is a 2 letter English word.
You can make 3 anagrams from letters in ZZ (zz).
From the Latin word zingiber
He is not only a good sport, he is a good, kindhearted man, and he once sat in on drums with zz Top.
The band Swamp Cabbage is a blues-rock act fronted by singer/guitarist Walter Parks that sound a bit like zz Top.
Two appear initially mm, as in mma 'horse,' and zz, as in zzuru 'to leave.'
If impossible to verify or supply a source of reference, indicate "zz."