Word Type

Verb

The word "fasten" can be used as a verb.

Word Relationships

Opposites (Antonyms)

unfasten

Derived Terms

bedfast breastfast colorfast copperfasten cragfast fast fasten down fasten up fastenable fastener fastening handfast headfast holdfast makefast misfasten refasten shamefast sitfast soothfast steadfast unfasten

Broader Terms (Hypernyms)

alter attach change modify

Manner Of

attach

Related Terms

do up

Related Terms

attach bedfast breastfast colorfast connect cragfast fast handfast headfast holdfast land makefast shamefast sitfast soothfast steadfast tell

Synonym Network

attach bind catch connect join lace secure strap tie tighten unite

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.