verb/tɾoˈnaɾ/
to thunder; to bust, ruin (person); to fail (not pass an exam); to crack (to make a cracking sound); to kill (someone)
Synonyms: arruinar, fracasar, suspender
Inherited from Old Spanish [Term?], from Latin tonāre (“to thunder”) (with an -r- due to influence from tronido (“thunder”) or Latin tonitrus (“thunder”), Vulgar Latin *tronitus). Compare Portuguese troar, French tonner.