godan verb (-ku), transitive verb
undo; untie; unfasten; unravel; loosen; unpack
Used for physically undoing something that is tied, fastened, or bound, such as a knot, string, or package. Also used for loosening hair or untying a sash.
靴ひもをほどく。
I untie my shoelaces.
彼女は髪をほどいて、もう一度結び直した。
She loosened her hair and tied it up again.
荷物をほどいて中身を確認する。
I unpack the luggage and check the contents.