Butterfly and Epileptic attack

Butterfly noun - Diurnal insect typically having a slender body with knobbed antennae and broad colorful wings.

Epileptic attack and butterfly are semantically related. In some cases you can use "Epileptic attack" instead a noun "Butterfly".

Butterfly and epileptic attack are semantically related. Sometimes you can use "Butterfly" instead a noun phrase "Epileptic attack".