Crossword clues for Pest 4 letters:PESTBug you want to swatPESTBlack Flag targetPESTReal annoyancePESTShoo! addresseePESTOne who just won't stopPESTAnnoying typePESTBug spray targetPESTThorn in one's sidePESTSource of annoyancePESTUnwelcome visitorPEST53 Down, oftenPESTPainPESTSteve Urkel, to the Winslows, initiallyPESTOne may look to get under your skinPESTConstant botherPESTExtermination targetPESTAnnoying onePESTGarden scourgePESTLittle botherPESTSwattable sortPESTYounger sib, maybePESTUnwelcome guestPESTAnnoyancePESTThorn in the sidePESTNoodgePESTTelemarketer, to manyPESTTroll, e.g.PESTSee 55-DownPESTNo-see-um, for onePESTExterminator's targetPEST21A, for onePESTPersistent painPESTAnnoying personPESTExterminator's quarryPESTRoach or slugPESTRoach, for onePESTRoyal painPESTBlack Flag victimPESTBurr under the saddlePESTNo-see-um, e.g.PESTDennis, to Mr. WilsonPESTSource of botherationPESTInsecticide victimPESTKid brother, sometimesPESTPain in the neckPESTTerminator's targetPESTNuisancePESTNudnikPESTRaid targetPESTButtinsky