ой
Bulgarian
Pronunciation
- IPA(key): [ɔj]
Eastern Mari
Pronunciation
- IPA(key): /oj/
- Rhymes: -oj
- Hyphenation: ой
Etymology 1
(This etymology is missing or incomplete. Please add to it, or discuss it at the Etymology scriptorium.)
Noun
ой • (oj)
- opinion
- idea, thought, dream
- suggestion, proposition, advice, directions, instructions
- (linguistics) sentence, expression, saying
- word
- (figuratively) word, promise, agreement, decision
- speech, words
- news, rumor/rumour
- last wishes, precepts
Declension
This entry needs an inflection-table template.
Derived terms
- вияш ой (vijaš oj)
- ик ой (ik oj)
- ой чаткалык (oj čatkalyk)
- ой шырым (oj šyrym)
- ойсем (ojsem)
- ойын йӱклан йыжыҥлалтмыже (ojyn jüklan jyžyŋlaltmyže)
- ойыш лийдымаш (ojyš ĺijdymaš)
- савырыме ой (savyryme oj)
Interjection
ой • (oj)
References
- J. Bradley et al. (2023) “ой”, in The Mari Web Project: Mari-English Dictionary, University of Vienna
Erzya

Etymology
From Proto-Mordvinic *vaj~*voj, from Proto-Finno-Ugric *waje. Cognates include Moksha вай (vaj), Finnish voi, Western Mari ӱ (ü), Udmurt вӧй (vöj) and Hungarian vaj.
Pronunciation
- IPA(key): /oj/
- Rhymes: -oj
- Hyphenation: ой
Noun
ой • (oj)
Declension
This entry needs an inflection-table template.
See also
- скал ой (skal oj)
References
- B. A. Serebrennikov, R. N. Buzakova, M. V. Mosin (1993) “ой”, in Эрзянь-рузонь валкс [Erzya-Russian dictionary], Moscow: Русский язык, →ISBN
- Entry #1156 in Uralonet, online Uralic etymological database of the Hungarian Research Centre for Linguistics.
- Keresztes, László (1986) Geschichte der mordwinischen Konsonantismus II. Etymologisches Belegmaterial, Szeged: Studia Uralo-Altaica 26.
Kazakh
| Alternative scripts | |
|---|---|
| Arabic | وي |
| Cyrillic | ой |
| Latin | oi |
Etymology 2
From Proto-Turkic *ōδ.
Etymology 3
From Proto-Turkic *ōj.
Declension
| singular (жекеше) | plural (көпше) | |
|---|---|---|
| nominative (атау септік) | ой (oi) | ойлар (oilar) |
| genitive (ілік септік) | ойдың (oidyñ) | ойлардың (oilardyñ) |
| dative (барыс септік) | ойға (oiğa) | ойларға (oilarğa) |
| accusative (табыс септік) | ойды (oidy) | ойларды (oilardy) |
| locative (жатыс септік) | ойда (oida) | ойларда (oilarda) |
| ablative (шығыс септік) | ойдан (oidan) | ойлардан (oilardan) |
| instrumental (көмектес септік) | оймен (oimen) | ойлармен (oilarmen) |
Komi-Permyak
Pronunciation
- IPA(key): /ˈoj/, [ˈo̞j]
- Hyphenation: ой
Declension
| Declension of ой (stem: ой-) | |||
|---|---|---|---|
| singular | plural | ||
| nominative | ой (oj) | ойэз (ojez) | |
| accusative | I* | ой (oj) | ойэз (ojez) |
| II* | ойӧс (ojös) | ойэзӧс (ojezös) | |
| instrumental | ойӧн (ojön) | ойэзӧн (ojezön) | |
| comitative | ойкӧт (ojköt) | ойэзкӧт (ojezköt) | |
| caritive | ойтӧг (ojtög) | ойэзтӧг (ojeztög) | |
| consecutive | ойла (ojla) | ойэзла (ojezla) | |
| genitive | ойлӧн (ojlön) | ойэзлӧн (ojezlön) | |
| ablative | ойлісь (ojliś) | ойэзлісь (ojezliś) | |
| dative | ойлӧ (ojlö) | ойэзлӧ (ojezlö) | |
| inessive | ойын (ojyn) | ойэзын (ojezyn) | |
| elative | ойись (ojiś) | ойэзісь (ojeziś) | |
| illative | ойӧ (ojö) | ойэзӧ (ojezö) | |
| egressive | ойсянь (ojśań) | ойэзсянь (ojezśań) | |
| approximative | ойлань (ojlań) | ойэзлань (ojezlań) | |
| terminative | I | ойӧдз (ojödź) | ойэзӧдз (ojezödź) |
| II | ойви (ojvi) | ойэзви (ojezvi) | |
| prolative | ойӧт (ojöt) | ойэзӧт (ojezöt) | |
| *) Animate nouns almost exclusively take the type II accusative ending, whereas inanimate nouns can be used with either ending, but are more often found with type I. | |||
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Kyrgyz
Etymology 1
From Proto-Turkic *ōδ.
Derived terms
- ойлоо (oyloo)
Etymology 2
From Proto-Turkic *ōj.
Mongolian
Etymology 1
| Mongolian | Cyrillic |
|---|---|
| ᠣᠢ (oi) | ой (oj) |
Inherited from Classical Mongolian ᠣᠢ (oi), from Middle Mongol ᠣᠢ (ʾwy /hoi̯/), from Proto-Mongolic *hoï (“forest”)
Pronunciation
- IPA(key): /ɔ͜i/
- (Khalkh, Mongolia) IPA(key): [œː]
- Hyphenation: ой
Declension
This noun needs an inflection-table template.
Derived terms
- ой мод (oj mod)
Etymology 3
From Proto-Turkic *ōd.
Derived terms
- ой тогтоолт (oj togtoolt, “memory”)
Oroch
Southern Altai
Etymology 1
From Proto-Turkic *ōδ.
Etymology 2
From Proto-Turkic *ōj.
References
N. A. Baskakov, Toščakova N.A, editor (1947), “ой”, in Ojrotsko-Russkij Slovarʹ [Oyrot-Russian Dictionary], Moscow: M.: OGIZ, →ISBN
Yakut
Etymology
From Proto-Turkic *oy- (“to play, jump”). Also cognate with оонньуу (oonnyuu, “game”)
Verb
ой • (oy)
Derived terms
- ойуу (oyuu, “jump”)

