Re: this is good to know.

20:40 EL oh el somebody didn't do their research..

elder-
from Old English eldra, comparative of eald "old"

elect-
from Latin ēlēctus chosen (past participle of ēligere), equivalent to ē- e+ leg- choose + -tus past participle suffix
elite-
from French élite "selection, choice," from Old French eslite (12c.), fem. past participle of elire, elisre "pick out, choose," from Latin eligere "choose"
elevate-
Latin ēlevātus lightened, lifted up (past participle of ēlevāre), equivalent to ē- e-1+ lev- light + -ātus -ate
http://www.sightwordsgame.com/spelling/prefixes/e-ex/

Too bad the words he chose to present have nothing to do with the Semitic word El. He would've been better off mentioning Jor-El and Kal-El instead