1. (verb) undo the ties of

• unbrace
• untie

1. (verb) undo the ties of

• undo

1. (verb) undo the ties of

• unlash
• unloose
• unloosen

1. (verb) undo the ties of

• bind
• tie

1. (verb) undo the ties of

• opener
• undoer
• unfastener
• untier