disgruntle
/dɪsˈɡrʌnt(ə)l
/verb [with object]
Make (someone) angry or dissatisfied: nothing disgruntles anyone more than the feeling they are being cheated...
- There aren't any foreign language soundtracks available on the disc, which could disgruntle some.
- The car's make-over may disgruntle a few buyers who love Audis precisely because they're not BMWs.
- This new action-heavy approach threatens to disgruntle hardcore fans of the series.
Origin
Mid 17th century: from dis- (as an intensifier) + dialect gruntle 'utter little grunts', from grunt.