The term "confineable" refers to something or someone that can be restricted to a particular space or kept within certain limits. Synonyms for "confineable" include "containable", which signifies the ability to be contained or confined. Another alternative is "restrictable", suggesting that an object or individual can be restricted or limited. Furthermore, the term "restrainable" can be used as a synonym for "confineable", indicating the possibility of being held back or controlled. All these synonyms convey the concept of confining or limiting something, reflecting the ability to keep it within defined boundaries or restrictions.