ostaa
Finnish
Etymology
Proto-Finnic *osta- (cognate with eg. Estonian osta), a causative derivation with -ta, from Proto-Finno-Ugric *wosa (whence also eg. Komi-Zyrian вуз (“tax”)), an ancient loanword from Proto-Indo-European *wos-.
Pronunciation
Verb
ostaa
- (transitive) To buy, purchase.
Conjugation
Conjugation of ostaa (type muistaa)
| indicative | |||||
|---|---|---|---|---|---|
| present | perfect | ||||
| person | positive | negative | person | positive | negative |
| 1st sing. | ostan | en osta | 1st sing. | olen ostanut | en ole ostanut |
| 2nd sing. | ostat | et osta | 2nd sing. | olet ostanut | et ole ostanut |
| 3rd sing. | ostaa | ei osta | 3rd sing. | on ostanut | ei ole ostanut |
| 1st plur. | ostamme | emme osta | 1st plur. | olemme ostaneet | emme ole ostaneet |
| 2nd plur. | ostatte | ette osta | 2nd plur. | olette ostaneet | ette ole ostaneet |
| 3rd plur. | ostavat | eivät osta | 3rd plur. | ovat ostaneet | eivät ole ostaneet |
| passive | ostetaan | ei osteta | passive | on ostettu | ei ole ostettu |
| past | pluperfect | ||||
| person | positive | negative | person | positive | negative |
| 1st sing. | ostin | en ostanut | 1st sing. | olin ostanut | en ollut ostanut |
| 2nd sing. | ostit | et ostanut | 2nd sing. | olit ostanut | et ollut ostanut |
| 3rd sing. | osti | ei ostanut | 3rd sing. | oli ostanut | ei ollut ostanut |
| 1st plur. | ostimme | emme ostaneet | 1st plur. | olimme ostaneet | emme olleet ostaneet |
| 2nd plur. | ostitte | ette ostaneet | 2nd plur. | olitte ostaneet | ette olleet ostaneet |
| 3rd plur. | ostivat | eivät ostaneet | 3rd plur. | olivat ostaneet | eivät olleet ostaneet |
| passive | ostettiin | ei ostettu | passive | oli ostettu | ei ollut ostettu |
| conditional | |||||
| present | perfect | ||||
| person | positive | negative | person | positive | negative |
| 1st sing. | ostaisin | en ostaisi | 1st sing. | olisin ostanut | en olisi ostanut |
| 2nd sing. | ostaisit | et ostaisi | 2nd sing. | olisit ostanut | et olisi ostanut |
| 3rd sing. | ostaisi | ei ostaisi | 3rd sing. | olisi ostanut | ei olisi ostanut |
| 1st plur. | ostaisimme | emme ostaisi | 1st plur. | olisimme ostaneet | emme olisi ostaneet |
| 2nd plur. | ostaisitte | ette ostaisi | 2nd plur. | olisitte ostaneet | ette olisi ostaneet |
| 3rd plur. | ostaisivat | eivät ostaisi | 3rd plur. | olisivat ostaneet | eivät olisi ostaneet |
| passive | ostettaisiin | ei ostettaisi | passive | olisi ostettu | ei olisi ostettu |
| imperative | |||||
| present | perfect | ||||
| person | positive | negative | person | positive | negative |
| 1st sing. | – | – | 1st sing. | – | – |
| 2nd sing. | osta | älä osta | 2nd sing. | ole ostanut | älä ole ostanut |
| 3rd sing. | ostakoon | älköön ostako | 3rd sing. | olkoon ostanut | älköön olko ostanut |
| 1st plur. | ostakaamme | älkäämme ostako | 1st plur. | olkaamme ostaneet | älkäämme olko ostaneet |
| 2nd plur. | ostakaa | älkää ostako | 2nd plur. | olkaa ostaneet | älkää olko ostaneet |
| 3rd plur. | ostakoot | älkööt ostako | 3rd plur. | olkoot ostaneet | älkööt olko ostaneet |
| passive | ostettakoon | älköön ostettako | passive | olkoon ostettu | älköön olko ostettu |
| potential | |||||
| present | perfect | ||||
| person | positive | negative | person | positive | negative |
| 1st sing. | ostanen | en ostane | 1st sing. | lienen ostanut | en liene ostanut |
| 2nd sing. | ostanet | et ostane | 2nd sing. | lienet ostanut | et liene ostanut |
| 3rd sing. | ostanee | ei ostane | 3rd sing. | lienee ostanut | ei liene ostanut |
| 1st plur. | ostanemme | emme ostane | 1st plur. | lienemme ostaneet | emme liene ostaneet |
| 2nd plur. | ostanette | ette ostane | 2nd plur. | lienette ostaneet | ette liene ostaneet |
| 3rd plur. | ostanevat | eivät ostane | 3rd plur. | lienevät ostaneet | eivät liene ostaneet |
| passive | ostettaneen | ei ostettane | passive | lienee ostettu | ei liene ostettu |
| Nominal forms | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| infinitive | participle | ||||||||
| active | passive | active | passive | ||||||
| I | ostaa | present | ostava | ostettava | |||||
| long I | ostaakseen 2 | past | ostanut | ostettu | |||||
| II | inessive | ostaessa 1 | ostettaessa | agent | ostama1, 3 | ||||
| instructive | ostaen | – | negative | ostamaton | |||||
| III | inessive | ostamassa | – | 1) Usually with a possessive suffix. 2) Used only with a possessive suffix; this is the form for the third-person singular and third-person plural. |
|||||
| elative | ostamasta | – | |||||||
| illative | ostamaan | – | |||||||
| adessive | ostamalla | – | |||||||
| abessive | ostamatta | – | |||||||
| instructive | ostaman | ostettaman | |||||||
| IV | nominative | ostaminen | |||||||
| partitive | ostamista | ||||||||
| V | ostamaisillaan 2 | ||||||||