vaivém

Etymology
From, third-person singular of the present indicative of and  respectively.

Pronunciation




Noun

 * 1) to-and-fro motion; swaying motion
 * 2) coming and going bustle of activity
 * 3)  ups and downs periods of positive and negative events, moods, or interactions
 * 4)  inconstancy; the state of being constantly changing
 * 5) space shuttle
 * 1) space shuttle