complainer

• POS: Noun
• HYPHEN: com=plain=er

CIDE DICTIONARY

complainer, n. 

 One who complains or laments; one who finds fault; a murmurer.  Beattie.  [1913 Webster]
"Speechless complainer, I will learn thy thought."  [1913 Webster]

THESAURUS

complainer

bellyacher, complainant, crab, crank, croaker, faultfinder, frondeur, griever, griper, grouch, grouser, growler, grumbler, kicker, kvetch, lamenter, malcontent, mourner, murmurer, mutterer, querulous person, reactionary, reactionist, rebel, sorehead, sourpuss, whiner

ROGET THESAURUS

complainer

Discontent

N discontent, discontentment, dissatisfaction, dissent, disappointment, mortification, cold comfort, regret, repining, taking on, heart-burning, heart-grief, querulousness, hypercriticism, inquietude, vexation of spirit, soreness, worry, concern, fear, malcontent, grumbler, growler, croaker, dissident, dissenter, laudator temporis acti, censurer, complainer, fault-finder, murmerer, cave of Adullam, indignation meeting, winter of our discontent, with what I most enjoy contented least, discontented, dissatisfied, unsatisfied, ungratified, dissident, dissentient, malcontent, malcontented, exigent, exacting, hypercritical, repining, regretful, down in the mouth, in high dudgeon, in a fume, in the sulks, in the dumps, in bad humor, glum, sulky, sour as a crab, soured, sore, out of humor, out of temper, disappointing, unsatisfactory, frustrated (failure), Int, so much the worse!, that won't do, that will never do, it will never do, curtae nescio quid semper abest rei, ne Jupiter Quidem omnibus placet, poor in abundance, famished at a feast.