대신(dae-sin, daesin)
An expression used to replace or substitute one thing with another
When to use
After noun substitution, Used with noun, Comparison or substitution context
The nuance
Usually attaches after a noun to mean 'instead of something.' Functions as a particle and does not attach directly before verbs.
대신에(dae-sin-e, daesine)
‘대신’ plus ‘에’ used adverbially, can appear at sentence end or before verbs
When to use
Sentence-final adverbial phrase, Adverbial phrase before verb, Emphasizing substitution or connection
The nuance
‘대신’ plus ‘에’ forms an adverbial phrase used at sentence end or before verbs to emphasize substitution or smoothly connect sentences.