Fulciment is a relatively uncommon word that denotes support or reinforcement. Synonyms for fulciment include buttress, bolster, brace, prop and support. These words can be used interchangeably to convey the concept of providing additional strength or support to a structure or idea. The word fulciment can also be used in a metaphorical sense to refer to the support that one person provides for another. In this sense, synonyms include encouragement, guidance and assistance. Whatever the context, using synonyms for fulciment can help to imbue your writing with greater resonance, clarity and depth.