Check your english vocabulary for

Other words and expressions which you might find useful include:
in the north - south - east - west of / to the north - south - east - west of / on the corner (of a street) / on the other
side of / approximately / in front of / behind / across from / above / below / beneath / beside 
Page 12 Joining/becoming part of something bigger answers
Verbs
1. linked    2. amalgamated / merged    3. blended    4. merged / amalgamated    5. incorporated 
6. integrated / assimilated    7. assimilated / integrated    8. swallowed up / took over    9. got together 
10. took over / swallowed up (swallowed up is less formal than took over, we can also say acquired)
Nouns
1. alliance    2. union    3. federation    4. alloy    5. compound    6. synthesis    7. unification    8. blend     9. coalition
10. merger