| Subject | English | Serbian |
| comp., MS | federated instant messaging | спољна размена тренутних порука (Instant messaging with federated contacts) |
| comp., net. | instant messaging | тренутно размењивање порука |
| comp., MS | instant messaging | размена тренутних порука (A method of real-time communication over the Internet in which a sender types a message to one or more recipients and the recipient immediately receives the message in a chat area) |
| comp., MS | internal instant messaging | интерна размена тренутних порука (Instant messaging with internal users) |