To Dig
godan verb
Because the hiragana ends with an う sound, you know this word is a verb. The kanji itself means dig and the verb vocab version is to dig.
ほる
If you are going to dig you are going to end up making a hole (ほ).
クママンは中年の男やもめで、家業で金を掘っています。
Kumaman is a middle-aged, widower living and digging gold like his father before him.