Physical or structural frame, such as a window frame, picture frame, or the framework of a system.
I painted the window frame white.
Explain the framework of the new system.
A drawn or printed border, box, or outline, such as on a form or in a document.
Please write your name inside the box on the application form.
A set limit, bound, or quota, often used in contexts like budgets, time, or regulations.
We have exceeded the budget limit.
The quota for recruitment is 20 people.
A classification or grouping, such as in competitions, tax brackets, or organizational categories.
He is in a different income bracket.
This tournament is competed in age-based categories.
A scheduled time slot for a TV or radio program.
That drama airs in the Monday 9 p.m. time slot.
A spool or reel for thread, film, etc. Less common than other senses.
The spool of thread is empty.
That proposal goes beyond the budget limit.
The company decided to expand its hiring quota.
There are still open slots in this course.
The new tax system established a bracket for high earners.
I outlined the important part with a red border.
枠 is a general word for any border or frame (including abstract ones), whereas 額縁 specifically refers to a decorative frame for pictures or a molding around a door/window.
black border; mourning border
shuttering; formwork; falsework; centering · painting frame; silk-painting frame
inner frame; within given limits
drawing frame; plot frame; sheet layout
formwork; shuttering; mold
quota increase; allowance increase; limit increase
outer frame; border; outside margin
thick-bordered box; thick-bordered table
wooden frame; wooden crate; wooden pallet
within the limits; within the framework; within the boundaries
frame-shaped; frame-like