| interchange(noun, change, connection, association, exchange) |
| rotation(noun, change, set, round, variation) |
| periodicity(set, round, sequence, series, rhythm) |
| succession(noun, set, run, group, course) |
| fluctuation(noun, change, anxiety, weakness, uncertainty) |
| oscillation(noun, change, anxiety, weakness, uncertainty) |
| vacillation(noun, change, anxiety, weakness, uncertainty) |
| variation(noun, change, exchange, switch, rotation) |
| vicissitude(noun, change, fluctuation, changeableness, permutation) |
| exchange(noun, switch, interchange, transaction, trading) |
| transposition(noun, change, sport, exchange, switch) |
| change(noun, exchange, switch, swap, reversal) |
| rhythm(noun, set, round, sequence, series) |
| shift(noun, change, exchange, switch, variation) |
| undulation(noun, fluctuation, oscillation, swaying) |
| beat(noun, oscillation, regularity of recurrence periodicity) |
| coming and going(expression, idiom, evolution) |
| ebb and flow(expression, idiom, evolution) |
| flux and reflux(expression, idiom, evolution) |
| instability(noun, anxiety, weakness, uncertainty, shake) |