Readily.

Readily. A process, action, or physical state that is fairly or reasonably efficient, quick, and easy, but not necessarily the most efficient, speediest, or easiest process, action, or physical state. With respect to the classification of firearms, factors relevant in making this determination include the following:
(1) Time, i.e., how long it takes to finish the process;
(2) Ease, i.e., how difficult it is to do so;
(3) Expertise, i.e., what knowledge and skills are required;
(4) Equipment, i.e., what tools are required;
(5) Parts availability, i.e., whether additional parts are required, and how easily they can be obtained;
(6) Expense, i.e., how much it costs;
(7) Scope, i.e., the extent to which the subject of the process must be changed to finish it; and
(8) Feasibility, i.e., whether the process would damage or destroy the subject of the process, or cause it to malfunction.

Source

27 CFR § 478.11

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Scoping language

When used in this part and in forms prescribed under this part, where not otherwise distinctly expressed or manifestly incompatible with the intent thereof, terms shall have the meanings ascribed in this subpart. Words in the plural form shall include the singular, and vice versa, and words importing the masculine gender shall include the feminine. The terms includes and including do not exclude other things not enumerated which are in the same general class or are otherwise within the scope thereof.

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