Crossword clues for the word: ICA The word ICA has appeared as an answer to at least 10 crossword clues on different crossword puzzles. Crossword clues for ICA Showing 1 to 10 of 10 results Clue(s) An end of this puzzle Ancient royal Brazilian name of Putumayo River. City southeast of Lima Colombian people. Electron or atom suffix Member of a South American Indian people whose empire centred on Peru Predecessor of A.I.D. Putumayo to the Portuguese River to Amazon