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1. Word finder
2. Crossword clues
3. Promissory note, so to speak

Alternative clues for the word iou

• Initial promise?
• Sign of debt
• Letters often followed by a number
• Obligatory letters
• Letters of credit?
• "Promise to pay" letters
• Evidence of shyness?
• Repayment pledge
• Promise of payment, for short
• Signed promise