Expanded

3 clues
Enlarged
Added detail
Stretched out
Similar answers:
Abounded
Absconded
Absentminded
Absentmindedconfessor
Absentoneminded
Absintheminded
Absorbentminded
Abstinentminded
Allunattended
Amended
Appended
Arrowminded
Ascended
Ascendedsteadily
Astounded
Attended
Backhanded
Backhandedcompliments
Banded
Bandedanteaters