Synonyms for Difficult understand:

• adj.

  •baffling (adjective)
  • confusing,
  • mystifying,
  • enigmatic,
  • beyond one,
  • hard to understand,
  • unclear,
  • bewildering,
  • incomprehensible,
  • over one's head,
  • unfathomable,
  • abstruse,
  • perplexing,
  • difficult to understand.

Antonyms for Difficult understand:

• adj.

  • baffling
    clear, fathomable, comprehensible.