English
latherless
From lather + -less.
Formed from lather + -less
Proto-Indo-European *lewh₃- ‘to wash’
…
Proto-Germanic *lauþrą ‘that which is used for washing, soap’
Proto-West Germanic *lauþr
Old English lēaþor ‘a kind of nitre used for soap, soda’
Middle English lather
English lather
Today it means
adj Without lather.
Language periods are conventional ranges, not dates for this word.
Etymograph / latherless