Impassioned and Smooth-spoken

Impassioned adjective - Having or expressing great depth of feeling.

Smooth-spoken and impassioned are semantically related In some cases you can use "Smooth-spoken" instead an adjective "Impassioned".

Smooth-spoken adjective - Expressing yourself readily, clearly, effectively.

Impassioned and smooth-spoken are semantically related in having a skillful way with words topic. Sometimes you can use "Impassioned" instead an adjective phrase "Smooth-spoken".