| English | Irish |
| add-in function | feidhm breiseáin (A worksheet function that is provided by an add-in, instead of being built-in) |
| built-in function | feidhm ionsuite (A function that is native to an application and is made available for use in formulas) |
| Excel Cube Functions | Feidhmeanna Ciúib Excel (Functions used to extract and display OLAP data (sets and values)) |
| pseudo-random function | feidhm shúdarandamach (A function that takes a key, label, and seed as input, then produces an output of arbitrary length) |
| summary function | feidhm achoimre (A type of calculation that combines source data in a PivotTable report or a consolidation table, or when you are inserting automatic subtotals in a list or database) |