Crossword clues for Single-file 8 letters:ONEBYONESingle-fileANTSSingle-file marchersANTSSingle-file travelers, at timesQUEUESingle-file lineLINEDUPSingle-fileINAROWLined up single-fileLINESingle-file formationSNAKEDANCESingle-file paradeINAROWSingle-fileCONGASingle-file dance