created sense approved 衍 · yǎn · proliferating
衍
yǎn
proliferating
extending or spreading out continuously, often used in describing scenes or processions that seem to lengthen or propagate in a rhythmic, continuous way.
这古代祭祀仪式的场面曼衍，气势宏大。
verb
created sense approved 衍 · yǎn · develop
衍
yǎn
develop
to spread out, develop, or evolve over time
许多现代汉语词汇都是由古汉语衍生而来的。
created sense approved 衍 · yǎn · overflow
衍
yǎn
overflow
to flow over, flood, or inundate
水满而衍，流于平地。
verb
created sense approved 衍 · yǎn · superfluous
衍
yǎn
superfluous
redundant or unnecessary, especially in the context of extra characters in a text
这段文字中多出了一个字，应该是衍文。