| active voice | |||||||
| present indicative | present subjunctive | ||||||
| 1sg | ek festi | 1pl | vér festum | 1sg | ek festa | 1pl | vér festim |
| 2sg | þú festir | 2pl | þér festið | 2sg | þú festir | 2pl | þér festið |
| 3sg | hon festir | 3pl | þau festa | 3sg | hon festi | 3pl | þau festi |
| preterite indicative | preterite subjunctive | ||||||
| 1sg | ek festa | 1pl | vér festum | 1sg | ek festa | 1pl | vér festim |
| 2sg | þú festir | 2pl | þér festuð | 2sg | þú festir | 2pl | þér festið |
| 3sg | hon festi | 3pl | þau festu | 3sg | hon festi | 3pl | þau festi |
| preterite infinitive | festu | ||||||
| past participle | f. | fest | m. | festr | n. | fest | |
| imperative | 2sg | fest | 1pl | festum | 2pl | festið | |
| middle voice: festask “stick to; gain a foothold; grow strong, intense” | |||||||
| present indicative | present subjunctive | ||||||
| 1sg | ek festumk | 1pl | vér festumk | 1sg | ek festumk | 1pl | vér festimk |
| 2sg | þú festisk | 2pl | þér feszk | 2sg | þú festisk | 2pl | þér festizk |
| 3sg | hon festisk | 3pl | þau festask | 3sg | hon festisk | 3pl | þau festisk |
| preterite indicative | preterite subjunctive | ||||||
| 1sg | ek festumk | 1pl | vér festumk | 1sg | ek festumk | 1pl | vér festimk |
| 2sg | þú festisk | 2pl | þér festuzk | 2sg | þú festisk | 2pl | þér festizk |
| 3sg | hon festisk | 3pl | þau festusk | 3sg | hon festisk | 3pl | þau festisk |
| past participle | n. | feszk | |||||
| imperative | 2sg | fezk | 1pl | festumk | 2pl | festizk | |
PG *fastijaną, OE fæstan 1, ME fasten; derived from the adjective PG *fastuz, ON fastr, OE fæst, ME, MnE fast, Dutch vast, German fest. Shares a root with PG *fastinōn, ON fastna 2 “engage,” OE fæstnian 2, ME fastnen, MnE fasten.
Corpus search: present active / preterite active / present reflexive / preterite reflexive
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