While the settlor and the trustee can agree to terminate a trust, this is not a method of termination recognized by law. The other options are all valid methods for terminating a trust.

The settlor, or the person who creates the trust, typically has the power to revoke the trust. However, there are some exceptions to this rule, such as when the trust is irrevocable or when the settlor has given up the power to revoke.

Revoking a trust typically results in the termination of the trust and the distribution of the assets to the beneficiaries. However, there may be some exceptions to this rule, depending on the terms of the trust and the applicable law.

A trust typically terminates by expiration of the trust term when the specified period of time for which the trust was created has elapsed. This is often referred to as a "term trust".

When a trust terminates by expiration of the trust term, the trust is typically terminated and the assets are distributed to the beneficiaries. However, there may be some exceptions to this rule, depending on the terms of the trust and the applicable law.

When a trust terminates by occurrence of a specified event, the trust is typically terminated and the assets are distributed to the beneficiaries. However, there may be some exceptions to this rule, depending on the terms of the trust and the applicable law.

A trust modification changes the terms of the trust, while a trust amendment adds new terms to the trust. Both modifications and amendments can be made by the settlor, the trustee, or the court, depending on the circumstances.

The settlor, or the person who creates the trust, typically has the power to modify the trust. However, there are some exceptions to this rule, such as when the trust is irrevocable or when the settlor has given up the power to modify.

Modifying a trust typically results in a change to the terms of the trust. However, there may be some exceptions to this rule, depending on the terms of the trust and the applicable law.

The settlor, or the person who creates the trust, typically has the power to amend the trust. However, there are some exceptions to this rule, such as when the trust is irrevocable or when the settlor has given up the power to amend.

Amending a trust typically results in the addition of new terms to the trust. However, there may be some exceptions to this rule, depending on the terms of the trust and the applicable law.

A trust can be terminated before the expiration of the trust term with the consent of all the beneficiaries, with the consent of the settlor and the trustee, or by order of the court.

The doctrine of cy pres is a doctrine that allows a court to modify a trust to achieve the settlor's intent when the original purpose of the trust becomes impossible or impracticable to achieve.

The rule against perpetuities is a rule that limits the duration of a trust to a period of time that is not longer than the lifetime of the settlor plus twenty-one years.

The purpose of the rule against perpetuities is to prevent trusts from becoming perpetual, which would allow them to accumulate wealth and power indefinitely.