There are several synonyms for the word "nickeled". One common alternative is "plated", which refers to covering a surface with a thin layer of nickel or another metal. Another synonym is "coated", which can also refer to covering a surface with a thin layer of metal, but can also refer to other substances such as paint or varnish. A third option is "finished", which can refer to any final treatment or coating applied to a surface to change its appearance or properties. Other potential synonyms include "polished", "buffed", "shined", or "gilded", depending on the specific context and desired connotations.