Consider an English word. We will still have a valid English word, when the last letter is removed from it.
Clues for the word pairs will be furnished, with the shorter word following the longer word.

Example: Begin --> Heavenly body
Answer: Start --> Star

CLUES:

1. Water pitcher --> Sheep
2. Platform phase --> Deer
3. Tub --> Flying mammal
4. Desert mammal --> Arrived
5. Inclined surface --> Sheep
6. Slow-moving mammal --> Small opening
7. Marine mammal -> Large body of water
8. Type of lizard --> Body covering