From en.wiktionary.org:
** Middle English
*** Etymology 1
[enm] From [enm], from [enm]; the final vowel is from the Old English oblique
cases.
**** Alternative forms
- [enm]
- [early] [enm]
**** Pronunciation
- [enm]
- [Northern] [enm]
**** Noun
[pl2=keyen]
1. A key ; a tool for opening lock s.
2. [In various extended senses:]
1. [enm] A protrusion at the apex of a vault.
2. [enm] A musical sound; a note or tone .
3. [enm] A rudder [device for steer ing a ship]
3. [In various figurative senses:]
1. Control , safety , or that which ensure s it.
2. A requirement or prerequisite .
3. [enm] An explication ; explanatory material .
***** Descendants
- [en]
- [sco]
***** References
- [entry=keie]
*** Etymology 2
[enm] Borrowed from [enm], [fro].
**** Alternative forms
- [enm]
**** Pronunciation
- [enm]
**** Noun
[enm-noun]
1. quay
***** Descendants
- [en]
- [yol]
***** References
- [entry=keie]
[enm]
** Zazaki
*** Pronunciation
- [zza]
- [zza]
*** Noun
[m]
1. house