L

label -- label

length -- ListObj, llength

level -- info, upvar

library -- library

line -- gets

linemode -- fconfigure

link -- LinkVar

linked variable -- UpVar

list -- ListObj, SetResult, SplitList, foreach, join, lappend, lindex, linsert, list, llength, lrange, lreplace, lsearch, lsort, split

list object -- ListObj

list type -- ListObj

listbox -- listbox

lists -- concat

load -- safe, Tk_Init

loading -- load, safe

location -- GetVRoot, grid, pack, pack, place

lookup -- Hash

loop -- break, continue, while

looping -- for, foreach

lower -- lower