reemerge / reimmerge [riəˈmɜrʤ]
re-emerge – v. – 1. rise out of liquid or similar situation at least a second time; 2. optics – light coming out of a prism; 3. come forth from obscurity more than once; 4. come out again
reimmerge – v. – 1. repeatedly put under the surface; 2. repeatedly plunge into an action or thought pattern; 3. disappear into the shadows in a cyclic pattern