disgruntleddis‧grun‧tled /dɪsˈɡrʌntld/ adjective 
Word Origin
a disgruntled client
Word OriginWORD ORIGINdisgruntled
ExamplesOrigin:
1600-1700 gruntle ‘to complain’ (15-19 centuries), from gruntEXAMPLES FROM OTHER DICTIONARIES
Thesaurus- Disgruntled employees are leaving to work for other firms.
- After long delays, disgruntled passengers were taken to a nearby hotel.
- It was the second pay cut in two years, and employees were becoming disgruntled.
- As a consequence, whatever the result the Dominions would be disappointed and disgruntled.
- In any event, a dissatisfied enquirer can be a disgruntled member!
- It had to be admitted that there was plenty for the voters to be disgruntled about.
- Next, the draft would make it cheaper for disgruntled shareholders to sue directors for mismanagement.
- Not surprisingly, there were many disgruntled drinkers and club-owners.
- Second, in some industries the employer may fear sabotage from disgruntled redundancy candidates.
- The general staff is unhappy and the squaddies disgruntled, but no more than that.
- The only affect on the merger plan disgruntled stockholders, if there are any, could have is apparently to demand cash.
Longman Language Activatornot satisfied► not satisfied
annoyed or disappointed, especially because things have not happened in the way that you wanted: also dissatisfied formal the way you feel when something is not as good as you want or expect it to be: · We've offered to install brand new machines free of charge, but the company is still not satisfied.· The store issues refunds to dissatisfied customers.not satisfied with: · The teacher told James she wasn't satisfied with his work.· Employees of the company are increasingly dissatisfied with their jobs.not fully satisfied: · If you are not fully satisfied with this product, your money will be refunded.deeply dissatisfied (=very dissatisfied): · Most rail-users were deeply dissatisfied with the sort of service they were getting.
► not be happy/be unhappy to feel annoyed and disappointed with something, because it has not been done well enough or you have not achieved what you wanted: not be happy/be unhappy about: · If you decide you're not happy about the way the dress fits, we'll alter it for you.· Wilkins was unhappy about being left off the U.S. Olympic team.not be happy/be unhappy with: · Fans are not happy with the team's performance.· Employees were generally unhappy with their promotion prospects.
► be fed up British informal to be unhappy because you do not like the situation that you are in and you wish it would change: · It rained every day of our holiday. We were thoroughly fed up.be fed up with: · I'm fed up with this job. It's so boring.· Tom's getting pretty fed up with married life. He never goes out any more.
► displeased formal not satisfied and a little annoyed about the way something has been done: · Sarah seemed displeased but did not say anything to me.· Bonner was displeased by Neeman's remarks.displeased about: · Several readers were displeased about the photos that accompanied the story.displeased with: · Singer was displeased with Barbra Streisand's adaptation of his story "Yentl."
► not content also discontented formal not satisfied or happy because you want something better than what you have now: · Discontented workers joined the protests.not content with: · Farmers were discontented with economic reforms that did not improve their businesses.· Marshall was not content with the draft of the contract.
► disgruntled not satisfied and slightly angry, especially because you feel you have been treated badly or unfairly: · It was the second pay cut in two years, and employees were becoming disgruntled.· After long delays, disgruntled passengers were taken to a nearby hotel.
a disgruntled client