n. Function: noun
1
Synonyms: CHANGE 2, innovation, mutation, novelty, permutation, sport
Related Words: alternation; reversal; transposition; progression; diversity, variety
2
Synonyms: DIFFICULTY 1, asperity, hardness, hardship, rigor
Related Words: chop and change, ups and downs; adversity, mischance, misfortune; affliction, trial, tribulation