Widens

verb

1. To become wide or wider.

   "His eyes widened as her negligee fell to the floor."

2. To make wide or wider.
3. To let out clothes to a larger size.

   "She widened his trousers for him."

4. To broaden or extend in scope or range.

   "The police widened their enquiries."

5. To convert to a data type that can hold a larger number of distinct values.