Synonym: leaven
| Part of speech | verb |
|---|
| Indicative mood | |
|---|---|
| Present tense | Past tense |
| (I) ferment | (I) fermented |
| (thou) fermentest | (thou) fermentedst |
| (he) ferments, fermenteth | (he) fermented |
| (we) ferment | (we) fermented |
| (you) ferment | (you) fermented |
| (they) ferment | (they) fermented |
| Subjunctive mood | |
| Present tense | Past tense |
| (I) ferment | (I) fermented |
| (thou) ferment | (thou) fermented |
| (he) ferment | (he) fermented |
| (we) ferment | (we) fermented |
| (you) ferment | (you) fermented |
| (they) ferment | (they) fermented |
| Participles | |
| Present participle | Past participle |
| fermenting | fermented |
| Dutch | vergisten |
|---|---|
| Esperanto | fermentigi |
| German | gären lassen |