Without authority

неправомочный Синоним(ы): incompetent, unauthorized

Большой англо-русский словарь
without authority
without
without a blow
without a by your leave or with your leave
without a hitch
without a leg to stand on
without a murmur
without a name
without a rap
without a rival
without a scratch
without a second thought
without a trace
without a word
without any obligation
without bias
without bite or sup
without book
without cease
without ceremony
without charge for interest
without colour
without compare
without compunction
without control
without date
without effort
without fail
without fear or favour
without further ado