untier
un·tier
noun
1.
a person who unfastens or unwraps or opens
- “children are talented undoers of their shoelaces”
Origin
From untie + -er.
Related words
Broader terms
WordNet 2.1 (Princeton University). Wiktionary (CC BY-SA). WordNet 2.1 Copyright Princeton University. All rights reserved. Wiktionary content is available under the Creative Commons Attribution-ShareAlike Licence.