| A | B |
| INTERACTIVE | an exchange of activity or information between people or between people and a computer |
| INTERFERE | to get between two people when it is not your problem or issue |
| INTERJECT | to "throw" a remark into a conversation among two or more people |
| INTERMISSION | the break between parts of a play, opera, or concert |
| INTERNATIONAL | between or among the nations of the world |
| INTERNET | the worldwide computer system that allows communication and information sharing among people |
| INTERPERSONAL | between people (usually describes social activities) |
| INTERPRETER | a person who helps to translate languages between different people |
| INTERRUPT | to break into a conversation |
| INTERSTATE | between the states |