Synonyms of the word

holdfast

• n. Something to or by which an object can be securely fastened.
• n. (zoology) A root-like structure that anchors aquatic sessile organisms, such as seaweed, other sessile…
• n. (archaic, medicine) Actinomycosis.

constraint

• n. Something that constrains; a restriction.
• n. (mathematics) A condition that a solution to an optimization problem must satisfy.
• n. (databases) A method that maintains database integrity.

fastener

• n. something or someone that fastens.
• n. mechanically, any device that fastens; especially, a collective term for items such as screws, nuts, washers,…

fastening

• v. present participle of fasten.
• n. a hook or similar restraint used to fasten things together.

fixing

• n. The act of subverting (fixing) a vote.
• n. (Britain, usually in the plural) Something to aid attachment during construction (screws, wall plugs,…
• n. See fixings.
• v. present participle of fix.
• v. (Southern US, slang, with infinitive) Going; preparing; ready. Only used in fixing to.

restraint

• n. (countable) something that restrains, ties, fastens or secures.
• n. (uncountable) control or caution; reserve.