Intensify (4,2)
'intensify' is the definition.
(deepening is a kind of intensifying)
This is all the clue.
(Other definitions for deepen that I've seen before include "Make (colour) darker" , "To grow" , "Go lower" , "Get stronger" , "Make stronger" .)
'intensify' is the definition.
(synonyms)
This is the entire clue.
(Another definition for stepup that I've seen is " Increase".)
'intensify' is the definition.
(synonyms)
This is the entire clue.
(Other definitions for step up that I've seen before include "Come forward" , "Approach" , "Increase as with pace - or ascend stair?" , "Accelerate - promotion" , "Boost" .)
'intensify' is the definition.
(heating up is a kind of intensifying)
This is the entire clue.
(Other definitions for heat up that I've seen before include "Warm through" , "Make more intense" .)
(Other definitions for ramp up that I've seen before include "Add" , "Artificially inflate" .)
'intensify' is the definition.
(heightening is a kind of intensifying)
This is the entire clue.
(Other definitions for heighten that I've seen before include "Move up" , "Lift" , "effect some improvement" , "Raise" , "Become more intense" .)
'intensify' is the definition.
(redoubling is a kind of intensifying)
This is all the clue.
(Other definitions for redouble that I've seen before include "Bridge call" , "increase fourfold" , "Bid" , "Produce more" , "Be louder to multiply by four - say degree of effort" .)
'intensify' is the definition.
(enhancing is a kind of intensifying)
This is all the clue.
(Other definitions for enhance that I've seen before include "Heighten, intensify" , "Intensify, increase or improve" , "Boost" , "Improve the value of (something)" , "Add function, appeal, to" .)
'intensify' is the definition.
(thesaurus)
This is the entire clue.
(Other definitions for magnify that I've seen before include "Enlarge" , "Intensify, exaggerate" , "Blow up" .)
'intensify' is the definition.
(I've seen this in another clue)
This is the entire clue.
(Other definitions for rev up that I've seen before include "To create excitement" , "Accelerate sharply" , "drive to go faster" , "Press accelerator" , "Increase the engine speed" .)