PARSIMONIOUS

LOTSAFLOTSAMA whole bunch of ocean detritus? OVERDIDVERDIListened to "Rigoletto" way too many times? SNAKECHARMEROld carnival attraction HINDISHINDIGDiwali or Holi? REMUNERATIVEProfitable forging Vermeer at uni KLINGONLINGOSome "Star Trek" slang? INSTALLATIONArt exhibit popular with everybody, maybe Paddington bears? CARTEBLANCHEUnrestricted ability OCASIOCORTEZRepresentative Alexandria who is the youngest woman ever elected to Congress at age 29 in 2018: Hyph. RICHARDADAMSAuthor best known for Watership Down WILLIEWINKIE*Nursery rhyme lad with one eye closed? VAINGLORIOUSBoastful ADVENTITIOUSAccidental EXAGGERATIONOver-the-top description (12)