Answer: lex

AnswerCrossword Clue
LEX

Comics villain Luthor

LEX

Superman's foe Luthor

LEX

Latin word for (hol)l(y) a(nd related flo)w(ers)

LEX
Smallville guy
LEX
Luthor of Superman villainy
LEXSuperman foe Luthor
LEXSuperman nemesis Luthor
LEXBig Apple ave.
LEXLaw, to Livy
LEX... non scripta (unwritten law)
LEXNew York City subway, with "the"
LEX"Superman" archvillain Luthor
LEXBarker of "La Dolce Vita"
LEXLatin law
LEXBig Apple subway, familiarly, with "the"
LEXFirst name in comics villainy
LEXLuthor of "Superman" comics
LEXArchvillain Luthor
LEX.. scripta: written law
LEXFirst name in comics villains
LEXAve. paralleling Park
LEXSuperman's nemesis Luthor
LEX"Superman" baddie Luthor
LEX"Superman" villain Luthor
LEXLaw, to Caesar
LEXSuperman archenemy Luthor
LEXTarzan portrayer Barker
LEXGene's "Superman" role
LEXSuperman nemesis ... Luthor
LEXEvildoer Luthor of "Superman"
LEXSuperman's archenemy Luthor
LEXN.Y.C. avenue
LEX"Smallville" villain Luthor
LEX"The Joy of ..." (Gyles Brandreth book about words)
LEX"The Joy of ..." (book celebrating wordplay)
LEXComic villain Luthor
LEX"The Joy of ..." (Brandreth's celebration of wordplay)
LEXLuthor out to get Superman
LEX"The Joy of ..." (Gyles Brandreth's celebration of wordplay)
LEXComics villain ... Luthor