Larry's Jitnus - laryngytus (episode 450104)
larvae (lar' vae) - lava (episode 380311)
Last of the Moccasins - "Last of the Mohicans"; book (Lum corrected Abner) (episode 431021)
Lauren Borealis - aurora borealis (Cedric) [see also roaring Alice] (episode 441116)
law'em (law 'em) - to sue/a law suit (episode 441031)
leadingist (leed ing est') - leading (episode 440626)
learn (lern') - teach (numerous episodes)
learnt (lernt') - learned (numerous episodes)
lect (lect') - elect (numerous episodes)
lecatric (lek' uh trik) - electric [see also lectrik] (episode 440907)
lectric (lek' trik) - electric [see also lecatric] (episode 350405)
lections (lek' shunz) - elections (episode 441107)
lectual (lect' twull) - intellectual (numerous episodes)
leceechure (lec ee chure') - lecture (numerous episodes)
legal law-breaking - breaking the law but doing it for a just or moral reason (episode 440912)
legals - legal (450605)
lemonaidin (lem un aid' un) - to serve lemonaid (episode 440817)
lemonation (lem un ay' shun) - lemonade (episode 440517)
lemonzeen (lem' un zeen) - limosine (episode 440619)
lemornade (lem ur nade') - lemonade (episode 380314)
Leonard Vinki (len' erd vink' ee) - Leonardo da Vinci (episode 430609 and others)
lessun (lez' un) - unless [see also unlessun] (episode 350708)
liabilities (lie uh bil' uh teez) - assetts (episode 440327)
libary (lie' berry) - library (numerous episodes)
linkwet (link' wut) - deliquent (episode 350916)
literary (lit' er air ee) - literal (episode 431015)
liver (liv' er) - deliver [also delivery] (numerous episodes)
lobbies (lob' eez) - lobby [noun] (episode 440914)
logicals (loj' ik ulz) - logical (episode 440622)
looky (look' ee) - look (episode 350411)
lope (lope') - elope (episode 380308)
low-downdest (low down' dest) - low-down (episode 440619)
luminum (loo min' um) aluminum (episode 350201)
lunatics (loon' uh tiks) - lunatic (episode 440913)