v. 25B6; verb
estimates of the development cost vary : DIFFER, be different, be dissimilar.
rates of interest vary over time : FLUCTUATE, rise and fall, go up and down, change, alter, shift, swing.
the diaphragm is used for varying the aperture of the lens : MODIFY, change, alter, adjust, regulate, control, set; diversify.
the routine never varied : CHANGE, alter, deviate, differ, fluctuate.