Dissimulated is a word that implies hiding one's true feelings or thoughts, usually for the purpose of deceiving others. Some synonyms for dissimulated include pretended, feigned, simulated, pretended, and masked. Other synonyms for dissimulated include dissembled, cloaked, disguised, concealed, or veiled. Each of these words implies a similar idea of hiding or concealing one's true thoughts or feelings, often with the intention of fooling someone else. Whether you are trying to deceive someone or merely trying to keep your emotions under control, there are many words to choose from when it comes to expressing the idea of dissimulation.