caseload

As nouns the difference between caseload and backlog

is that caseload is the workload of a person or group that handles cases; the relative volume of cases expected to be worked upon while backlog is an accumulation or buildup, especially of unfilled orders or unfinished work.

As a verb backlog is

(intransitive) to acquire something as a backlog, or to become a backlog.

is likely misspelled.

has no English definition.

As a noun caseload

is the workload of a person or group that handles cases; the relative volume of cases expected to be worked upon.

As nouns the difference between caseload and baseload

is that caseload is the workload of a person or group that handles cases; the relative volume of cases expected to be worked upon while baseload is the minimum load on a power station over a standard period.