The title really describes it. What is the correct term to describe the words in the following sequence: primary, secondary, tertiary, quaternary, quinary, senary, septenary, octonary, nonary, denary, duodenary, etc.

I am thinking '-tier' but I don't think I am correct.

What is the correct term to describe the words in the following sequence: primary, secondary, tertiary, quaternary, quinary, senary, septenary, octonary, nonary, denary, duodenary, etc.

I am thinking '-tier' but I don't think I am correct.

The title really describes it. What is the correct term to describe the words in the following sequence: primary, secondary, tertiary, quaternary, quinary, senary, septenary, octonary, nonary, denary, duodenary, etc.

I am thinking '-tier' but I don't think I am correct.

The title really describes it. What is the correct term to describe the words in the following sequence: primary, secondary, tertiary, quaternary, quinary, senary, septenary, octonary, nonary, denary, duodenary, etc.

I am thinking '-tier' but I don't think I am correct.

The title really describes it. What is the correct term to describe the following sequence: What comes after primary, secondary, tertiary, quaternary, quinary, senary, septenary, octonary, nonary, denary, duodenary, etc.

I am thinking '-tier' but I don't think I am correct.

The title really describes it. What is the correct term to describe the words in the following sequence: primary, secondary, tertiary, quaternary, quinary, senary, septenary, octonary, nonary, denary, duodenary, etc.

I am thinking '-tier' but I don't think I am correct.