OBSERVATION

GAMEWARDENSConservation officers PETPASSPORTDocument used for a travel companion who might sit under a seat DOUBLEDUTCHGreek bigamist's requirement? GRANDEDAMESDignified doyennes MIDDLESEATSThey might be the last to be booked on an airplane OSTENTATIONVulgar display SPACETRAVELSci-fi staple WORKINGGIRLSee note GRAVEACCENTMark on apres ISAACNEWTONConservative cracking nuts was Etonian genius FUNCTIONING? BOXINGMATCHRound and round and round? LUCILLEBALLAmerican actress and comedian who eloped with Cuban bandleader Desi Arnaz in 1940 PACKEDLUNCHBox of food was short of pizzazz, according to Spooner (6,5)