The kanji 随 generally conveys the idea of "following," "according to," "with," "following the lead of," or "accompanying." It implies a sense of going along with something or someone, often in an obedient or compliant manner. It can also suggest the idea of "all the way" or "completely."

・On-yomi (音読み): ズイ (zui) ・Kun-yomi (訓読み): したが（う） (shitaga(u))

⚫︎随分 (ずいぶん) Translation: considerably; greatly; very ⚫︎随時 (ずいじ) Translation: as needed; from time to time; whenever required ⚫︎追随 (ついずい) Translation: following; adhering to

The kanji 随 is a phono-semantic compound (形声文字). The phonetic part is 𨒛 (zhui), and the semantic part is 阜 (fu), representing "hill" or "mound". The original meaning of 随 might have been related to following along a path or road (represented by the hill) . The meaning developed to mean "follow", "obey", or "accompany".