살랑살랑 + 불다 (바람) / 흔들다 (꼬리)
softly swaying, gently blowing (breeze)
Example
봄바람이 살랑살랑 불어서 기분이 좋아요.
A spring breeze is blowing softly, so I feel good.
Word parts
의태어 (manner word) for a light, cool breeze or a gentle swaying motion. The dark-vowel pair 설렁설렁 is a bigger, looser movement, and also means 'half-heartedly'.
Good to know
Also used for a wagging tail: 강아지가 꼬리를 살랑살랑 흔들어요. The verb is 살랑거리다.
Related words