SCINTILLATE

PETPASSPORTDocument used for a travel companion who might sit under a seat MIDDLESEATSThey might be the last to be booked on an airplane GRANDEDAMESDignified doyennes GRAVEACCENTMark on apres FUNCTIONING? SPACETRAVELSci-fi staple WORKINGGIRLSee note ISAACNEWTONConservative cracking nuts was Etonian genius DOUBLEDUTCHGreek bigamist's requirement? GAMEWARDENSConservation officers OSTENTATIONVulgar display HAIRTRIGGERDevice on a firearm that responds to the slightest stimulus LINEOFSIGHTSpooner’s indicator of illumination shows how much one’s able to see (4,2,5) GROUPSELFIEIt's a lot for one person to take