$ php maintenance/run.php createBotPassword --showgrants

GRANT                DESCRIPTION
basic                basic
blockusers           blockusers
createaccount        Create new user accounts
createeditmovepage   createeditmovepage
delete               Delete pages
editinterface        Edit the user interface
editmycssjs          editmycssjs
editmyoptions        Edit your own preferences
editmywatchlist      Edit your own watchlist (note that some actions will still add pages even without this right)
editpage             editpage
editprotected        Edit pages protected as "Allow only administrators"
editsiteconfig       editsiteconfig
highvolume           highvolume
import               Import pages from other wikis
mergehistory         Merge the history of pages
oversight            oversight
patrol               Mark others' edits as patrolled
privateinfo          privateinfo
protect              Change protection settings and edit cascade-protected pages
rollback             Quickly rollback the edits of the last user who edited a particular page
sendemail            Send email to other users
uploadeditmovefile   uploadeditmovefile
uploadfile           uploadfile
viewdeleted          viewdeleted
viewmywatchlist      View your own watchlist
viewrestrictedlogs   viewrestrictedlogs