| Leitorð | Tal | |
|---|---|---|
| fipast | 1 | |
| fipla | 3 | |
| fiplast | 2 | |
| fípukjarr | 1 | |
| fípustelkur | 1 | |
| fir | 1 | |
| Fír | 1 | |
| fir(r)a | 1 | |
| fira | 2 | |
| fíra | 39 | |
| fírabonus | 2 | |
| firði | 3 | |
| firðingar | 1 | |
| firðir | 3 | |
| fire Sunnan Heav | 1 | |
| Firi | 304 | |
| firi handan | 4 | |
| firi oman | 1 | |
| firi sunnan | 1 | |
| firi uttan | 1 | |
| firiattan | 1 | |
| firin | 4 | |
| Firinn | 2 | |
| firir | 4 | |
| Firiuttan | 14 | |
| Firivaldur | 14 | |
| Firivearur | 1 | |
| firma | 4 | |
| firmatekning | 1 | |
| firming | 1 | |
| firnast | 27 | |
| firnast fyri | 1 | |
| firndarblíður | 1 | |
| firndarglaður | 1 | |
| firndarríkur | 1 | |
| firndartíð | 2 | |
| firni | 3 | |
| firning | 4 | |
| firningarsamur | 7 | |
| firningarsemi | 1 | |
| firningur | 2 | |
| firnisligur | 1 | |
| Firr | 19 | |
| firr in | 22 | |
| firr inn | 15 | |
| firra | 33 | |
| firrast | 11 | |
| firrast eitt | 1 | |
| firri | 1 | |
| firrin | 2 |