"Wabblier" is a term used to describe something that is unstable or unsteady. There are several synonyms for this word that can be used to convey a similar meaning. One such synonym is "shakier", which refers to something that is likely to tremble or move. Another similar word is "unsteady", which indicates that something lacks balance or firmness. "Dizzy", "swaying", "tottering" and "wobbling" are other synonyms that are often used to describe a wabblier thing or object. All these words can help to create a clear image in the reader's mind of something that lacks stability, balance, or strong foundation.