Broken (or unkept) promises.    From Wordnet, Princeton University. 

Adjective : a kept press; a kept writer.    From Dictionary.com. 

The "unkept" look is in ... unless your hair is nappy.    From Wordnik.com.  [WN.com - Articles related to Johnnie To: It took years to find artistic balance] Reference

A tall unkept hedge blocked his view of the house.    From Wordnik.com.  [Critical Condition]

But I've said to you that there were promises unkept.    From Wordnik.com.  [CNN Transcript Jul 12, 2006] Reference

You could drive me crazy with your unkept hair (note 1).    From Wordnik.com.  [Lady Di And I] Reference

They say that no one comes to see that lonely unkept green.    From Wordnik.com.  [Snow White Dove] Reference

This thrifty condition of unkept apple orchards delighted me.    From Wordnik.com.  [The Fat of the Land The Story of an American Farm] Reference

Everytime a promise goes unkept, trust gets eroded, diminished.    From Wordnik.com.  [jaimewolf Diary Entry] Reference

You mentioned earlier, I want to go back to it, unkept promises.    From Wordnik.com.  [CNN Transcript Jul 12, 2006] Reference

Bush's unkept campaign pledge to acknowledge the Armenian Genocide.    From Wordnik.com.  [Harut Sassounian: The Truth Shall Set You Free] Reference

The market is a heck of a lot safer than government promises unkept.    From Wordnik.com.  [Dissecting Barack Obama's Social Security Proposals] Reference

And of course the treaties all were unkept as Manifest Destiny expanded.    From Wordnik.com.  [Tom Hayden: On Avatar] Reference

A century has passed since the day of promise, and the promise is unkept.    From Wordnik.com.  [We Shall Overcome] Reference

Beginning Jan. 15, 1973, unkept graves will be cleaned by city personnel.    From Wordnik.com.  [What's on Your Desk?] Reference

Now, I'm not down with a ratty old biker beard or unkept hippy/Phish beard.    From Wordnik.com.  [amishboy Diary Entry] Reference

But he would not turn into the unkept road that led over the moor to the house.    From Wordnik.com.  [The Sleuth of St. James's Square] Reference

Promises unkept: The betrayal of social change in the Third World by John Isbister.    From Wordnik.com.  [Obama Picks a Clarence Thomas for the EPA] Reference

Her own children are unkept, and school age kids are not in class on a school day!.    From Wordnik.com.  [My Take on Covering Potentially Taboo Topics Like Bristol Palin's Baby on OEN] Reference

They hang around in unkept areas of gardens or bushland and are about 0.1 mm in size.    From Wordnik.com.  [July 2003] Reference

Alas, "Jetpack Dreams" seems like another unkept promise, grounded by self-indulgence.    From Wordnik.com.  [Great Idea, Limited Uplift] Reference

I guess the good news is it's no worse than what it is now i.e., unkept vacant building.    From Wordnik.com.  [Archive 2007-05-01] Reference

Promises, promises, as the Burt Bachrach song had it; unkept, they come back to bite a man.    From Wordnik.com.  [Promises, Promises] Reference

I think Michael even said it in the meeting, quoting a news article, unkept promises on AIDS.    From Wordnik.com.  [CNN Transcript Mar 31, 2004] Reference

Case walked beside her, watching the toes of her boots crunch unkept grass made stiff by an early frost.    From Wordnik.com.  [Neuromancer]

Certainly not for his squeaky clean image, but the normally scruffy, unkept K-Fed has cleaned up his act.    From Wordnik.com.  [CNN Transcript Jun 2, 2006] Reference

It was characteristic of its proprietor -- ricketty, disorderly, the yard unkept and grown over with weeds.    From Wordnik.com.  [Bart Stirling's Road to Success Or, The Young Express Agent] Reference

Every one of us wishes this war was over and won, yet it would not be like us to leave our promises unkept.    From Wordnik.com.  [CNN Transcript Jan 24, 2007] Reference

But, first, we want to get more of those 9/11 Commission recommendations, and, frankly, more unkept promises.    From Wordnik.com.  [CNN Transcript Dec 30, 2009] Reference

Yet it would not be like us to leave our promises unkept, our friends abandoned, and our own security at risk.    From Wordnik.com.  [CNN Transcript Jan 23, 2007] Reference

My Father, I pray that it may be mine to have the recollection of happy deeds, and not the memory of unkept promises.    From Wordnik.com.  [Leaves of Life For Daily Inspiration] Reference

So the idea is, the longer this goes on, of course, the messier and more unkept the whole thing looks for either Gore.    From Wordnik.com.  [CNN Transcript - Special Event: And the Winner Is... - November 19, 2000] Reference

Attrition -- a euphemism for promises unkept -- and Chávez's oil-fueled largesse mean that number is likely to shrink.    From Wordnik.com.  [Latin America's New Proxy War] Reference

The little man fretted his fingers nervously through his unkept hair, and his face assumed an air of great seriousness.    From Wordnik.com.  [The Von Toodleburgs Or, The History of a Very Distinguished Family] Reference

He said he did not wish to make any promises - as unkept ones led to credibility gaps - but he could assure the community that.    From Wordnik.com.  [ANC Daily News Briefing] Reference

In the history of this particular conflict, neither Palestinians nor Israelis have a monopoly on unkept commitments or promises.    From Wordnik.com.  [Camp David and After: An Exchange (2. A Reply to Ehud Barak)] Reference

They were a group of unkept, loud, and obnoxious people, who had all participated in criminal activities at one time or other.    From Wordnik.com.  [More on the Padilla Legal Atrocity] Reference

“Your hair is a little unkept today, shall I comb it for you?”, he takes his favorite spankie brush and lovenly combs her hair.    From Wordnik.com.  [Think Progress » In Quest For ‘Hard News,’ CNN Investigates: ‘Homosexuality, Is It A Problem In Need Of A Cure?’] Reference

Unfortunately, unlike London as well, NYC subway stations are dirty, generally unkept, could use some serious maintenance and work.    From Wordnik.com.  [TRANSPORTATION TUESDAY: Top 5 Cities For Public Transit | Inhabitat] Reference

And should anyone in any case be content that his oath shall go unkept on a merely unsubstantial controversy as to how it shall be kept?.    From Wordnik.com.  [US Presidential Inaugural Addresses] Reference

The gorse nearly covered them; the unkept hedge let the moor in and there were no longer any paths, except one running to the boathouse.    From Wordnik.com.  [The Sleuth of St. James's Square] Reference