Synonyms: acidify, grow sour
| Part of speech | verb |
|---|---|
| Pronunciation | /ˈsaʊ̯ə*/ |
| Hyphenation | sour |
| Shavian alphabet | 𐑕𐑬𐑼 |
| Deseret alphabet | 𐑅𐐵𐐯𐑉 |
| Indicative mood | |
|---|---|
| Present tense | Past tense |
| (I) sour | (I) soured |
| (thou) sourest | (thou) souredst |
| (he) sours, soureth | (he) soured |
| (we) sour | (we) soured |
| (you) sour | (you) soured |
| (they) sour | (they) soured |
| Subjunctive mood | |
| Present tense | Past tense |
| (I) sour | (I) soured |
| (thou) sour | (thou) soured |
| (he) sour | (he) soured |
| (we) sour | (we) soured |
| (you) sour | (you) soured |
| (they) sour | (they) soured |
| Participles | |
| Present participle | Past participle |
| souring | soured |
| Dutch | verzuren; zuur worden |
|---|---|
| Esperanto | acidiĝi |
| French | s’acidifier; s’aigrir; devenir acide |
| German | sauer werden; angesäuert werden |
| Icelandic | súrna |
| Latin | acescere |
| Portuguese | azedar‐se |
| Swedish | surna |