Match the following words with their synonyms: Possessor, Refuge, Mountainous, Salute, Tread, Tropical, Dense, Sturdy, Dwarf.

Here are the matched synonyms:

1. Possessor $\rightarrow$ owner
2. Refuge $\rightarrow$ shelter
3. Mountainous $\rightarrow$ huge (Mountains are typically huge, so a mountainous region implies large features.)
4. Salute $\rightarrow$ greeting
5. Tread $\rightarrow$ walk
6. Tropical $\rightarrow$ hot
7. Dense $\rightarrow$ crowded
8. Sturdy $\rightarrow$ strong
9. Dwarf $\rightarrow$ lush (This is the least direct match. "Dwarf" means small. "