'Falabella' is the name of a miniature breed of horse that originates from Argentina and Chile. In terms of synonyms for the word 'falabella', there are many different options that may be used depending on the context. Some possibilities might include 'pony', 'miniature horse', 'tiny equine', 'dwarf steed', 'diminutive mare', or 'Lilliputian mount'. Other terms that could be used to describe a falabella might include 'shetland pony', 'small horse', or 'mini horse'. Ultimately, the choice of synonym will depend on the context in which the word is being used and the specific attributes that are being emphasized.