| Subject | Icelandic | English |
| math. | tilfallandi breytur | incidental parameters |
| math. | tilfallandi próf | ad hoc test |
| comp., MS | tilfallandi skýrsla | ad hoc report (A type of report that requires users to select the data that they want to display on the report and to design the layout of the report) |
| comp., MS | tilfallandi skýrslugerð | ad hoc reporting (A reporting system that enables end users to run queries and create custom reports without having to know the technicalities of the underlying database schema and query syntax) |