| fluctuation(noun, change, changeableness, permutation) |
| alteration(noun, change, variation, modification, revolution) |
| change(noun, break, advance, turn, alteration) |
| variation(noun, break, change, advance, turn) |
| innovation(noun, break, change, advance, turn) |
| mutation(noun, break, change, advance, development) |
| alternation(noun, change, fluctuation, changeableness, permutation) |
| difficulty(noun, trouble, worry, easy, blow) |
| variety(noun, break, change, advance, turn) |
| novelty(noun, break, change, advance, turn) |
| hardship(noun, trouble, fix, pass, easy) |
| diversity(noun, break, change, advance, turn) |
| mutability(noun, change, fluctuation, changeableness, permutation) |
| rigor(noun, trouble, easy, blow, difficulty) |
| distress(noun, trouble, fix, worry, pass) |
| progression(noun, change, fluctuation, permutation) |
| asperity(noun, easy, difficulty, want, mess) |
| reversal(noun, break, change, advance, turn) |
| reverse(noun, failure, luck) |
| revolution(noun, break, change, advance, turn) |