The term 'lacking experience' can be described by the crossword solutions of 'UNTRAINED, ' 'UNTESTED, ' 'NAIVE, ' 'RAW, ' and 'UNTRIED.' These words all refer to someone who has not had any prior experience in a certain field or activity. An UNTRAINED person has not received any formal instruction, an UNTESTED person has not been tested in their abilities, a NAIVE person is inexperienced and unaware of potential risks, a RAW person is inexperienced and unrefined, and an UNTRIED person has not yet attempted something. All of these words describe someone who is lacking experience in a certain area.