fractious
1. [ adjective ] easily irritated or annoyed
Synonyms: peevish irritable testy techy peckish pettish petulant tetchy nettlesome cranky
Examples:

"an incorrigibly fractious young man" "not the least nettlesome of his countrymen"

Related terms: ill-natured
2. [ adjective ] stubbornly resistant to authority or control
Synonyms: refractory
Examples:

"a fractious animal that would not submit to the harness" "a refractory child"

Related terms: disobedient
3. [ adjective ] unpredictably difficult in operation; likely to be troublesome
Examples:

"rockets were much too fractious to be tested near thigkly populated areas" "fractious components of a communication system"

Related terms: difficult
Similar spelling:   fractiously
  fraction
  fractional
  fractionate
  friction
  fracture
  frictionless
  Fructidor
  fractured
  frostiness
  frictional
  fractal