Go from on-ramp to highway (5)
I believe the answer is:
merge
(Other definitions for merge that I've seen before include "Combine, coalesce" , "Join, blend" , "Combine, blend" , "Combine to form a single entity" , "Become one" .)
I believe the answer is:
merge
(Other definitions for merge that I've seen before include "Combine, coalesce" , "Join, blend" , "Combine, blend" , "Combine to form a single entity" , "Become one" .)