How to extract last words?

[akshayinnamuri]

Hi I have sample like this

Source                                                                      
Sample time from tx-templated               
efghi examl from templated                        
Sample time from [templated]       

I want to extract the the values of last word as show below 

Source                                                                  Extract Value
Sample time from tx-templated               tx-templated
efghi examl from templated                        templated
Sample time from [templated]                   templated           

how to do via regex?

Thanks in advance for help

[ITWhisperer]

| rex "(?<lastword>[\w-]+)\W*?$"