| active voice | |||||||
| present indicative | present subjunctive | ||||||
| 1sg | ek veit | 1pl | vér vitum | 1sg | ek vita | 1pl | vér vitim |
| 2sg | þú veizt | 2pl | þér vituð | 2sg | þú vitir | 2pl | þér vitið |
| 3sg | hon veit | 3pl | þau vitu | 3sg | hon viti | 3pl | þau viti |
| preterite indicative | preterite subjunctive | ||||||
| 1sg | ek vissa | 1pl | vér vissum | 1sg | ek vissa | 1pl | vér vissim |
| 2sg | þú vissir | 2pl | þér vissuð | 2sg | þú vissir | 2pl | þér vissið |
| 3sg | hon vissi | 3pl | þau vissu | 3sg | hon vissi | 3pl | þau vissi |
| preterite infinitive | vissu | ||||||
| past participle | f. | vitað | m. | vitaðr | n. | vitat | |
| imperative | 2sg | vit | 1pl | vitum | 2pl | vitið | |
| middle voice: vitask | |||||||
| present indicative | present subjunctive | ||||||
| 1sg | ek vitumk | 1pl | vér vitumk | 1sg | ek vitumk | 1pl | vér vitimk |
| 2sg | þú veizk | 2pl | þér vituzk | 2sg | þú vitisk | 2pl | þér vitizk |
| 3sg | hon veizk | 3pl | þau vitusk | 3sg | hon vitisk | 3pl | þau vitisk |
| preterite indicative | preterite subjunctive | ||||||
| 1sg | ek vissumk | 1pl | vér vissumk | 1sg | ek vissumk | 1pl | vér vissimk |
| 2sg | þú vissisk | 2pl | þér vissuzk | 2sg | þú vissisk | 2pl | þér vissizk |
| 3sg | hon vissisk | 3pl | þau vissusk | 3sg | hon vissisk | 3pl | þau vissisk |
| past participle | n. | vitazk | |||||
| imperative | 2sg | vizk | 1pl | vitumk | 2pl | vitizk | |
PG *witaną, OE witan pretpres (I), ME witen, MnE wit, Dutch weten, German wissen; further Latin vidēre “see,” which reflects the verb’s original sense. Participial variants vituðr, strong vitinn.
Corpus search: present active / preterite active / present reflexive / preterite reflexive
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