verb/t͡ʃiˈʝaɾ/
to shriek, to screech, to scream; to creak; to sizzle, to hiss; to speak; say a word
“La loca de mi madre que me chilla y no se cansa” — My crazy mother who screams at me and doesn't get tired
Inherited from Old Spanish chirlar, from *chislar, from Vulgar Latin *cistulāre, an alteration of Latin fistulāre (“to play the flute”), which is derived from Latin fistula (“flute”). Compare Catalan xisclar.