kvetch

kvetch
    n 1: (Yiddish) a constant complainer
    2: (Yiddish) a nagging complaint
    v 1: express complaints, discontent, displeasure, or
         unhappiness; "My mother complains all day"; "She has a lot
         to kick about" [syn: {complain}, {kick}, {plain}, {sound
         off}, {quetch}, {kvetch}] [ant: {cheer}, {cheer up}, {chirk
         up}]
    

23 Moby Thesaurus words for "kvetch":
      bellyacher, complainant, complainer, crab, crank, croaker,
      faultfinder, frondeur, griper, grouch, grouser, growler, grumbler,
      kicker, malcontent, murmurer, mutterer, querulous person,
      reactionary, reactionist, rebel, sorehead, whiner