verb / noun
fill
FIL/fɪl/
To supply enough to make something full.
Water fills the glass almost to the top without spilling.

Etymology
Old English fyllan meant making something full and is historically related to full. The central idea is bringing something to fullness or completeness, rather than simply adding something.
In context
The key is not to fill the trench all at once. Instead, add material as it becomes available and cover each layer with a few inches of soil.
More examples
- We filled the tank before starting our trip.
- Please fill out every section of the application.
- All the guests ate their fill, and there was still food left.
Forms
fill · fills · filled · filling
filler noun — Material used to fill empty spaces.
Similar words
- replenish
- Replaces what has been used, rather than filling something initially.
- pack
- Emphasizes putting things closely together, often inside a container.