Intensify

Intensifying magic is the art of increasing the aether supply for mages and spells, in order to magnify or enhance their powers and effects, or to alter a spell's duration. 
Fortify Magic – Increasing the aether reserves of a target.  
Intensify – Increasing the magnitude and / or area of a spell. 
Enhance – Enhancing a spell with additional effects.  
Spell Copy – To copy a spell by manipulating its aether, or with conjuration.  
Shorten – Shortening the duration of a spell.
Extend – Extending the duration of a spell.
Permanency – The magic of making spells or their effects permanent.