Interest that has built up on a loan balance but has not been paid. On a roll-up lifetime mortgage it may be added to the debt under the product terms.
Interest that has built up on a loan balance but has not been paid. On a roll-up lifetime mortgage it may be added to the debt under the product terms.
Equity release may involve a lifetime mortgage, secured against your property, or a home reversion plan. It will reduce the value of your estate and impact funding long-term care.
This is a plain-language explanation of how the term is commonly used in the UK. It carries no source key because it makes no regulatory, product or property claim that needs one. It does not override a provider’s offer, your mortgage conditions, a solicitor’s advice or a regulator’s rules.
Checked 7 September 2026. The whole vocabulary sits on one page, so you can look up two words in the same sentence without going anywhere: see this entry in the full glossary.
How rolled-up interest works, with the arithmetic
See what the debt actually does over time, before deciding anything.
Read the guide called How rolled-up interest works, with the arithmetic →Equity release may involve a lifetime mortgage, secured against your property, or a home reversion plan. It will reduce the value of your estate and impact funding long-term care.
Each of these either appears in the definition above, or names this term in its own.
Short answers to the things that come up most. None of it is advice, and every figure on this page carries its source.
Interest that has built up on a loan balance but has not been paid. On a roll-up lifetime mortgage it may be added to the debt under the product terms.
It is a plain-language explanation of how the term is commonly used in the UK. It carries no source key because it makes no regulatory, product or property claim that would need one, and it does not override a provider's offer, the conditions of a plan you hold, or advice from your solicitor.
On the guide "How rolled-up interest works, with the arithmetic", which helps you see what the debt actually does over time, before deciding anything. A glossary entry explains a word. The guide works through what it actually means for a decision, with its sources and the date each was checked.
No. There is nothing on this page to fill in and nothing is collected by reading it. Looking up what a word means is not a decision, and we are not able to advise you about your own circumstances in any case.
Equity release may involve a lifetime mortgage, secured against your property, or a home reversion plan. It will reduce the value of your estate and impact funding long-term care.
One qualified equity release adviser. They will go through your figures and tell you if there is a better answer. It costs nothing and commits you to nothing.
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