Crossword clues for the word: TESORO The word TESORO has appeared as an answer to at least 6 crossword clues on different crossword puzzles. Crossword clues for TESORO Showing 1 to 6 of 6 results Clue(s) "Gems, precious metals, etc., in Spain" "Texas oil company whose name comes from the Spanish for ""treasure""" Cache in the Sierra Madre Mate of a colorful bird Pizarro's treasure San Antonio-based refinery giant that acquired Arco in 2013