expand

verb

1
become larger in size or volume or quantity
his business expanded rapidly
2
exaggerate or make bigger
The charges were inflated
3
grow vigorously
The deer population in this town is thriving
business is booming
4
expand the influence of
The King extended his rule to the Eastern part of the continent
5
make bigger or wider in size, volume, or quantity
expand the house by adding another wing
6
add details, as to an account or idea; clarify the meaning of and discourse in a learned way, usually in writing
She elaborated on the main ideas in her dissertation
7
extend in one or more directions
The dough expands

Also useful for “expand”:Scrabble— High-value letters — see what it scores