ravelproof
rævɛlˈpruːf
Definitions
1. adjective
Resistant to or able to withstand unraveling or coming apart
“The ravelproof thread was used to sew the tear in her favorite sweater.”
2. noun
A thread or yarn that is resistant to or able to withstand unraveling or coming apart
“The ravelproof is a special type of yarn that can be used for knitting or sewing.”