un·fas·ten 
(ŭn-făsən)
(ŭn-făsən)v. un·fas·tened, un·fas·ten·ing, un·fas·tens
v.tr.
To separate the connected parts of.
v.intr.
To become loosened or separated.
- confetti
- confidant
- confidante
- confide
- confidence
- confidence game
- confidence interval
- confidence limit
- confidence man
- confident
- confidential
- confidential communication
- confidentiality
- confidentially
- confidentialness
- confidently
- confider
- confiding
- confidingly
- confidingness
- configuration
- configurational
- configurationally
- configurative
- configure