I'll give you the definitions of two shorter words. You just need to add them together to make one longer word. All these words begin with the letter A.
-1.In a higher place + Flat slab of wood. 10 letters
-2.Red or green fruit + A liquid seasoning for food. 10
-3.To be in agreement + Social insect. 9
-4.Book for photos + Not out. 7
5.A car + A diagram of data. 9
-6.To total numbers + Conclusion. 6
-7.The sky + Art or skill. 8
-8.Not present + Looked after. 12
-9.Receive with favour + Special skill or talent. 13
-10.Upper limb + A Seat. 8