Noun type: 27
Characteristics
Singular
| Nominative | köysi |
| Partitive | köyttä |
| Genetive | köyden |
| Accusative | köyden |
| Inessive | köydessä |
| Elative | köydestä |
| Illative | köyteen |
| Adessive | köydellä |
| Ablative | köydeltä |
| Allative | köydelle |
| Essive | köytenä |
| Translative | köydeksi |
| Abessive | köydettä |
Plural
| Nominative | köydet |
| Partitive | köysiä |
| Genetive | köysien |
| Accusative | köydet |
| Inessive | köysissä |
| Elative | köysistä |
| Illative | köysiin |
| Adessive | köysillä |
| Ablative | köysiltä |
| Allative | köysille |
| Essive | köysinä |
| Translative | köysiksi |
| Abessive | köysittä |
| Instructive | köysin |
| Comitative | köysine |
Sample Sentences
Etymology
From Proto-Finnic *keüci (compare Estonian köis), from Proto-Uralic *käwde (compare Komi-Zyrian кӧв (köv), Northern Mansi ква̄лыг (kvālyg)).
Nouns inflected like köysi
heisi,
hiisi,
hopeakuusi,
kausi,
kuukausi,
käsi,
köysi,
liesi,
marraskesi,
mesi,
niisi,
orvaskesi,
paasi,
reisi,
susi,
sysi,
tosi,
täysi,
uusi,
vesi, etc. (List truncated at 20 nouns)