Adjective
1. suitable for a particular person or place or condition etc;
"a book not appropriate for children""a funeral conducted the appropriate solemnity""it seems that an apology is appropriate"2. appropriate for achieving a particular end; implies a lack of concern for fairness
3. meant or adapted for an occasion or use;
"a tractor suitable (or fit) for heavy duty""not an appropriate (or fit) time for flippancy"4. suitable and fitting;
"the tailored clothes were harmonious with her military bearing"5. being of striking appropriateness and pertinence;
"the successful copywriter is a master of apposite and evocative verbal images""an apt reply"