vary
verb
1 estimates of the development cost vary greatly:
differ, be different, be unlike, be dissimilar.
▷antonyms agree.
3 rates of interest vary over time:
fluctuate, rise and fall, go up and down, change, alter, shift, swing, waver, oscillate, see-saw, yo-yo.
▷antonyms be static.
4 the diaphragm is used for varying the aperture of the lens:
modify, change, alter, adjust, make adjustments to, regulate, control, set.