Quenya 

Ringarë

december

Ringarë noun, the twelfth and last month of the year, "December" (Appendix D, SA:ring); the word seems to mean *"Cold-day".

Sindarin 

girithron

noun. december (month)

Sindarin [LotR/D] Group: SINDICT. Published by

girithron

noun. December, *Shuddering-one

Cognates

  • Q. Ringarë “December, *Coldness” ✧ LotR/1110

Elements

WordGloss
girith“shuddering, shuddering; [N.] horror”
-(r)on“agental suffix”
Sindarin [LotR/1110; SA/girith] Group: Eldamo. Published by

girithron

december

Girithron (na **Irithron**)

girithron

Girithron

The name apparently contains girith "shivering" and raun "moon, month".

Sindarin [Tolkien Gateway] Published by

girithron

december

(na ’Irithron)

Noldorin 

girithron

noun. December, *Shuddering-one

Cognates

  • ᴹQ. Ringare “December, *Coldness” ✧ PM/134

Elements

WordGloss
girith“shuddering, horror”
-(r)on“agental suffix”