Crossword clues for the word: ONERA The word ONERA has appeared as an answer to at least 8 crossword clues on different crossword puzzles. Crossword clues for ONERA Showing 1 to 8 of 8 results Clue(s) "Burdens, in ancient Rome." "Burdens, to Brutus" "Burdens, to Caesar" Brutus's burdens Burdens for Brutus Burdens: Lat. Obligations: Lat. Responsibilities: Lat.