enleofan, endleofan [OE]
enleven [MI]
eleven [ME]
elèven
https://www.etymonline.com/word/eleven#etymonline_v_5729
https://www.merriam-webster.com/dictionary/eleven#dictionary-entry-1
https://quod.lib.umich.edu/m/middle-english-dictionary/dictionary/MED13296
https://bosworthtoller.com/9227
https://bosworthtoller.com/9411