Where does “leftfield” come from?

leftfield (English) comes from English left, from Middle English left, from Middle English laft, from Old English læfd, from Old English lǣfan, from Frankish laibijan, from Proto-Germanic laibijaną, from Proto-Germanic lībaną — to leave, let; to want, desire; to let; leave...

leftfield (English): From out of left field; off-the-wall;...

Definitions

  1. From out of left field; off-the-wall;...

Ancestry of “leftfield”, step by step

leftfield traces back through two separate lines of ancestry.

via English left

StepLanguageWordMeaning
1EnglishleftThe opposite of right; toward the west when one...
2Middle Englishleft
3Middle Englishlaftpast participle of leave
4Old Englishlæfd
5Old Englishlǣfanto leave
6Frankishlaibijanto leave; to leave behind
7Proto-Germaniclaibijanąto leave behind, to leave remaining
8Proto-Germaniclībanąto remain, to be left
9Proto-Indo-Europeanleyp-to stick; fat or sticky substance
10Proto-Indo-Europeanlēy-to leave, let; to want, desire; to let; leave...

via English field

StepLanguageWordMeaning
1EnglishfieldA land area free of woodland, cities, and towns;...
2Middle EnglishfeeldA field; The countryside; empty land that...
3Old Englishfeldfield
4Proto-West Germanicfelþufield
5Proto-Germanicfelþuzfield, plain
6Proto-Indo-Europeanpelh₂-to approach
7Proto-Indo-Europeanpel-to cover, to wrap; skin, hide, cloth; to fold
Every word from Proto-Indo-European lēy-