cross-train
Verb
Meaning
To train in a different task, skill or sport
To train in a variety of tasks, skills or sports
Source: en.wiktionary.orgExamples
The Rams cross-train young linemen for different positions, and that’s paying off in their exponential options.
Pollock also said staff members are using this unprecedented time to extensively cross-train to better serve Soldiers and families when their doors reopen.
Club members Jessie Levitt and Scott DeKelver joined to get fit, and Jessie adds that she was looking for a sport and fitness program to help her cross-train over the winter to prepare her for rugby in the spring.
That person could also cross-train, allowing the clerk and finance officer to get their work done and have their jobs covered when they take time off.