(~s, ~ing, ~ed)
1.
When something ~s, it becomes wider.
The trails ~ed into roads...
The smile ~ed to a grin.
= widen
VERB: V into/to n, V into/to n, also V
2.
When you ~ something such as your experience or popularity or when it ~s, the number of things or people that it includes becomes greater.
We must ~ our appeal...
The political spectrum has ~ed.
VERB: V n, V