without skill

unprofessional

very untidy

messy, untidy

(of a person) knowing little or nothing; resulting from lack of knowledge

unaware, unknowing

without ability or talent

unskilful, unable

(of a person) wasting time, energy etc in their work or duties

not working well; wasteful

not existing before; seen, heard of, introduced, for the first time; of recent origin; growth, manufacture etc; beginning again

recent, fresh

not accustomed to; not usual

not prepared, ready; new

not used or developed

immature

not disciplined

uncontrolled

not prepared or ready

not ready

(especially of behaviour) bad because not obeying the rules or customs of a profession

not done well or skilfully

(of wood) not matured; (of food) not flavoured with seasoning

inexperienced

not having become familiar with

not prepared, ready; new