We found one dictionary that defines the word unfasteners:

General (1 matching dictionary)

1. unfasteners: Wiktionary

Opposite: fasteners, clasps, closures, buckles ▸ Words similar to unfasteners ▸ Usage examples for unfasteners ▸ Idioms related to unfasteners ▸ Wikipedia articles (New!) ▸ Words that often appear near unfasteners ▸ Rhymes of unfasteners ▸ Invented words related to unfasteners