The term 'come out of hiding' can be expressed in two words: 'SURFACE' and 'EMERGE'. The term 'SURFACE' is a verb meaning to come or rise to the top of a liquid or other substance, or to appear or become visible. The term 'EMERGE' is also a verb meaning to come out into view or to become known. Together, these two words can be used to describe the act of coming out of hiding, or revealing oneself after a period of concealment.