The term 'not wild' can be described by three crossword solutions: TAME (4 letters), STAID (5 letters), and TAMED (5 letters). TAME is an adjective meaning 'gentle, docile, and submissive'. STAID is an adjective meaning 'calm, sedate, and serious'. TAMED is the past tense of the verb 'TAME', which means 'to make gentle or submissive'. All three words describe a person or animal that is not wild, but rather subdued and controlled.