Upstairs: /ˌʌpˈstɛərz/ the highest floor or floors of a building

Sleepy: /ˈslipi/ tired and wanting to sleep

Backpack: /ˈbækˌpæk/ a large bag used to carry things on your back, used especially by people who go camping or walking

Zip up: /ˈzɪp/ /ˈʌp/ to fasten a piece of clothing or bag by using its zipper, or to help someone close the zipper on a piece of clothing they are wearing

Trust: /ˈtrʌst/ to believe that someone is good and honest and will not harm you, or that something is safe and reliable