yhdes

yksi (“one”) +‎ -s, literally “oneth”

• IPA^(key): /ˈyhdes/, [ˈyçde̞s̠]
• Rhymes: -yhdes
• Syllabification^(key): yh‧des
• Hyphenation^(key): yh‧des

yhdes

1. (only in compounds or in dates) first (ordinal of "one"; also in the word for 11th)

   yhdestoista ― eleventh

   sadasyhdestoista ― one hundred eleventh

   kolmaskymmenesyhdes ― thirty-first

   sadaskolmaskymmenesyhdes ― one hundred thirty-first

   neljäskymmenesyhdesosa ― one forty-first (part)

• The sense "first" is only used in compound numerals or in dates (to refer to the first month, i.e. January); the latter use is more often ensimmäinen (or simply the name of the month), but both are accepted.
• Interchangeable with ensimmäinen (“first”) at the end of an ordinal, i.e. when indicating ones (except with 11th); ensimmäinen is currently more commonly used.
• Not used in front of sadas (“hundredth”), tuhannes (“thousandth”) etc.

  sadas ― hundredth

  sadastuhannesyhdes ― one hundred one thousand first

  miljoonas ― millionth

  kahdestuhannessadas ― two thousand one hundredth

  kaksituhattasadas ― two thousand one hundredth

• ensimmäinen; except for in yhdestoista (“eleventh”)

• kahdes (second)
• yksitoista

• “yhdes”, in Kielitoimiston sanakirja [Dictionary of Contemporary Finnish]‎^[1] (in Finnish) (online dictionary, continuously updated), Kotimaisten kielten keskuksen verkkojulkaisuja 35, Helsinki: Kotimaisten kielten tutkimuskeskus (Institute for the Languages of Finland), 2004–, retrieved 4 July 2023