Insert a word in it's entirety into another word to form a new word. None of the letters are anagrammed. Each of the clues can be read as "Insert the first word into the second word to form the third word".
-1. divide -> statement = pigeon hole
-2. tear -> row = more stylish
-3. Adventure game title -> use an old phone = oblique
-4. imp -> compete = resonate
-5. free -> camping shelter = gum brand
-6. compete -> listen to = more profound?
-7. put on -> DQ novelty = ignore
-8. spigot -> luge = fastened
-9. shower -> data arrangement type = capable of scholastic studies
-10. use a lathe -> cattail = went back
Did you ever stop to think and then forget to start again?