Crossword clues for the word: UNRRA The word UNRRA has appeared as an answer to at least 10 crossword clues on different crossword puzzles. Crossword clues for UNRRA Showing 1 to 10 of 10 results Clue(s) 1943 agency. Former world relief org. Historic relief agency. Post-WWII aid group Relief adm. Relief group. Relief org. Relief organization. World aid org. Worldwide relief org.