| Subject | English | Irish |
| fin., agric., polit. | agricultural extension | seirbhísí comhairliúcháin talmhaíochta |
| law, market. | arrangement with creditors for extension of time of payment | tréimhse faoisimh |
| law, market. | arrangement with creditors for extension of time of payment | socrú le creidiúnaithe maidir leis an tráth íocaíochta a fhadú |
| hobby, transp. | cluster riser extension length | fad nascóir an triopaill |
| nucl.phys. | design extension analysis | anailís ar fhairsingiú dearaidh |
| market. | expenditure on extension | caiteachas ar fhairsingiú |
| transp., avia. | extension flap | plapa insínte |
| transp., avia. | extension flap | plapa sínteach |
| transp., avia. | extension flap | plapa forleathnúcháin |
| law, lab.law. | extension of a collective agreement | leathnú ar chomhaontú comhchoiteann |
| gen. | extension of a current period | fadú ar an tréimhse reatha |
| pharma. | extension of a marketing authorisation | síneadh údaraithe margaíochta |
| pharma. | extension of a marketing authorisation | síneadh |
| polit., law | extension of a time-limit | fadú ar theorainn ama |
| proced.law. | extension of parental responsibility | síneadh freagracht tuismitheoirí |
| law, immigr. | extension of stay | fanacht a fhadú |
| law, immigr. | extension of stay as a general visitor | fanacht a fhadú |
| agric. | extension of the area of vineyards | leathnú ar na réimsí fíonghoirt |
| polit., law | extension of the prescribed time-limit | fadú ar an teorainn ama fhorordaithe |
| patents. | extension of the validity of the reserve | tréimhse bhailíochta an fhorchoimeádais a fhadú |
| polit., law | extension of time limits on account of distance | teorainneacha ama a fhadú mar gheall ar fhad slí |
| med. | extension treatment | traiscean |
| med. | extension treatment | tarraingtchóireáil |
| comp., MS | file name extension | iarmhír comhadainm (A set of characters added to the end of a file name that identifies the file type or format) |
| gen. | geographical extension of the Community | leathnú geografach an Chomhphobail |
| transp., avia. | horizontal flight extension | síneadh eitilte cothrománaí |
| pharma. | line extension | síneadh údaraithe margaíochta |
| pharma. | line extension | síneadh |
| comp., MS | physical address extension | breisiú seoltaí fisiciúla (A feature that allows x86-based computers to support more than 4 gigabytes (GB) of physical memory. Up to 64 GB of physical memory can be used as regular 4-kilobyte (KB) pages, and the number of bits that can be used by the kernel to address physical memory can be expanded from 32 to 36) |
| gen. | upgrading or extension of the classification | uasghrádú nó fadú ar an rúnaicmiú |