Answer: WIDER
WIDER is a crossword puzzle answer that we have spotted 36 times.
    - Dentist's directive
 
    - Dentist's request
 
    - Like modern roads, vis-à-vis older ones
 
    - Like EEE, vis-à-vis EE
 
    - Like two-lane roads, vis-à-via one-lane roads
 
    - Safer, as a road
 
    - Farther astray
 
    - More spacious, in a way
 
    - Request from the dentist
 
    - Dentist's instruction, sometimes
 
    - Less cramped
 
    - Improved, perhaps, as a road
 
    - Hygienist's request
 
    - Hygienist's request
 
    - More broad
 
    - Farther-reaching
 
    - More expansive
 
    - Broader
 
    - Airbus A380, vis-à-vis most other planes
 
    - Less narrow
 
    - Not as narrow
 
    - Not so narrow
 
    - Dentist's request, perhaps
 
    - More open
 
    - Like the Atlantic Ocean, slightly, from year to year
 
    - Three-lane, vis-à-vis two-lane
 
    - Fuller
 
    - Dentist's request after "open"
 
    - More extensive
 
    - Less confined
 
    - Like EE vis-à-vis E
 
    - Bigger in breadth
 
    - Like a highway with more lanes
 
    - More vast
 
    - Dentist's "Just a little more"
 
    - Like the Río de la Plata vis-à-vis the Amazon