Fluctuate (verb) — يتذبذب: To rise and fall irregularly in number or amount. Below are 8 words with a similar meaning; the linked ones have full GL Dictionary entries with their meaning in Arabic.
To differ or change; to make different.
To move or swing regularly back and forth between two points or states; figuratively, to waver between opinions.
To be undecided; to move unsteadily.
To take turns or switch regularly between two things; also every second one.
swingshiftseesawundulate
A plank balanced in the middle for children to ride up and down; also a repeated rise and fall.