They became fast friends forever.

Meaning: The dog and the stranger quickly developed a close relationship that will last for a long time.

Choice of Words: They refers to the dog and the stranger. Became means to come to be or happen. Fast means quick or rapid. Friends means people who have a close relationship. Forever means for all time to come.

Alternative Expressions

Related Expressions

• They became best friends forever.
• They knew they would be friends forever.
• Toy became cherished friend forever.
• They became friends and shared stories.
• They became good friends and played together every day.
• They became best friends.
• They became good friends.
• They became even closer friends than before.
• They became friends and played together.
• They became close friends quickly.