Not permitted.

Roget 761: prohibitive, prohibitory; proscriptive; restrictive, exclusive; forbidding etc. v.. prohibited etc. v.; not permitted etc. 760; unlicensed, contraband, impermissible, under the ban of; illegal etc. 964; unauthorized, not to be thought of, uncountenanced, unthinkable, beyond the pale.    ... show more

Polish: niedopuszczalny, zakazany, niedozwolony

Not allowable.