1. (verb) break into a conversation

• barge in
• break in
• butt in
• chime in
• chisel in
• put in

1. (verb) allow someone to have a share or profit

• partake
• partake in
• share

2. (verb) drive in front of another vehicle leaving too little space for that vehicle to maneuver comfortably

• pull

3. (verb) break into a conversation

• break up
• cut off
• disrupt
• interrupt

4. (verb) interrupt a dancing couple in order to take one of them as one's own partner

• disrupt
• interrupt

5. (verb) mix in with cutting motions

• blend in
• mix in

1. (verb) break into a conversation

• disrupt
• interrupt