Brimful (adjective)

Completely full to the brim of a container.

Origin:

From the noun "brim" meaning the top edge of a container + "-ful" meaning full of.

Examples:

1. She filled the glass to the brimful with water.
2. The bag was brimful of groceries.
3. The cup was brimful with hot chocolate.
4. The jar was brimful of cookies.
5. The river was brimful with water.