adverb, adverb taking the 'to' particle, noun or participle which takes 'suru'
Describes light, thin objects moving gently in the air, such as flags, leaves, or paper. Often used with と or as a する-verb.
旗が風でひらひらと揺れている。
The flag is fluttering in the wind.
桜の花びらがひらひらと舞い落ちる。
Cherry blossom petals flutter down.
adverb, adverb taking the 'to' particle, noun or participle which takes 'suru'
Archaic use for light or flame flickering unsteadily. Rare in modern Japanese; ちらちら is more common.
古い文章では、ろうそくの火がひらひらと揺れる様子を表すことがある。
In old texts, it can describe a candle flame flickering.
noun
frill; thin decorative piece
Refers to a frill or a thin, fluttering piece of material, such as on clothing. Derived from the adverbial sense.
このスカートのひらひらが可愛い。
The frill on this skirt is cute.