Conjuring trick and Special effect

Conjuring trick noun - An illusory feat; considered magical by naive observers.

Special effect and conjuring trick are semantically related. In some cases you can use "Special effect" instead a noun phrase "Conjuring trick".

Special effect noun - An effect used to produce scenes that cannot be achieved by normal techniques (especially on film).

Conjuring trick and special effect are semantically related. You can use "Conjuring trick" instead a noun phrase "Special effect".