A balloon loan is a loan in which there is no amortizing of principal, only the interest is paid periodically, while the principal is paid back fully at maturity
Reported growth and operational growth both represent the growth in revenues over the previous year but differ for a key element: reported growth is the the growth in revenue as represented in compliance with accounting standard; operational growth is the revenue growth that strips out the effect of currency fluctuations, mergers and acquisitions (M&A) and divestments. You might be interested in: Operational growth