difficult

1. Not easy;
   Requiring great physical or mental effort to accomplish or comprehend or endure (synset 300748528)
   "a difficult task"; "nesting places on the cliffs are difficult of access"; "difficult times"; "why is it so hard for you to keep a secret?"
   also:

   • demanding - requiring more than usually expected or thought due; especially great patience and effort and skill
   • effortful - requiring great physical effort
   • hard - dispassionate
   tells us about: difficultness, difficulty - the quality of being difficult
   similar to:

   • ambitious, challenging - requiring full use of your abilities or resources
   • arduous - difficult to accomplish; demanding considerable mental effort and skill
   • awkward, embarrassing, sticky, unenviable - hard to deal with; especially causing pain or embarrassment
   • baffling, elusive, knotty, problematic, problematical, tough - making great mental demands; hard to comprehend or solve or believe
   • catchy, tricky - having concealed difficulty
   • delicate, ticklish, touchy - difficult to handle; requiring great tact
   • fractious - unpredictably difficult in operation; likely to be troublesome
   • hard-fought - requiring great effort
   • herculean - extremely difficult; requiring the strength of a Hercules
   • nasty, tight - exasperatingly difficult to handle or circumvent
   • rocky, rough - full of hardship or trials
   • rugged, tough - very difficult; severely testing stamina or resolution
   • serious - requiring effort or concentration; complex and not easy to answer or solve
   • tall - impressively difficult
   • thorny - bristling with perplexities
   • troublesome - causing difficulty or annoyance
   • trying - hard to endure
   • vexed - causing difficulty in finding an answer or solution; much disputed
   same as: hard
2. Hard to control (synset 301478425)
   "a difficult child"; "an unmanageable situation"
   also:

   • defiant, noncompliant - boldly resisting authority or an opposing force
   • disobedient - not obeying or complying with commands of those in authority
   • intractable - not tractable; difficult to manage or mold
   similar to:

   • indocile, uncontrollable, ungovernable, unruly - incapable of being controlled
   • incorrigible - difficult or impossible to manage or control
   • uncheckable - incapable of being checked or restrained
   same as: unmanageable

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