quejarse

v. moan; complain, gripe; grumble; quarrel; murmur

= complain, grieve, grumble, protest, remonstrate, moan, whinge [winge], be up in arms, voice + complaint, whine, niggle, carp, groan, rail against.
Ex: Then he complained to the reference librarian and said, 'Well, you have one edition under one title and another edition under another title'.
Ex: If we take Cindi, Albert will almost surely grieve.
Ex: Staff have continually grumbled about this extra effort.
Ex: 'He's building himself a small empire,' one protested bitterly.
Ex: 'I'd love to be able to get them off my back', he remonstrated with a deep sigh.
Ex: The article 'Don't you weep, don't you moan: a sermon on entrepreneurship for acquisitions librarians' urges librarians to become entrepreneurial, to market their services, and to become visible.
Ex: The advice is summarized under the headings: be positive; be honest; be exact; and don't whinge.
Ex: And everyone who reads, writes, sings, does research, or teaches should be up in arms but the real question is why so few people are complaining.
Ex: Occasional users did not, as a rule, voice complaints.
Ex: Nothing you can do about that so no use whining.
Ex: The House of Commons passed the week in niggling without result over a profusion of theoretical issues.
Ex: You who carped that the 007 films had devolved into a catalog of fresh gadgets and stale puns, eat crow.
Ex: Young kids like listening to these shaggy dog stories, but don't usually 'get it', while parents generally groan over the punch lines.
Ex: She has vented her frustration over the nation's over-zealous traffic wardens and railed against the littered streets.
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* quejarse de = deplore, bemoan.
* sin quejarse = uncomplaining, uncomplainingly.