deepening (n.)
- accelerando
- acceleration
- aggravation
- amplification
- annoyance
- augmentation
- blowup
- concentration
- condensation
- consolidation
- contentiousness
- depression
- deterioration
- digging
- drilling
- embitterment
- enhancement
- enlargement
- exacerbation
- exaggeration
- exasperation
- excavation
- explosion
- increase
- intensification
- irritation
- lowering
- magnification
- mining
- pickup
- provocation
- reinforcement
- sinking
- souring
- speedup
- step-up
- strengthening
- tightening
- worsening
deepening (adj.)
- accelerando
- heightening
- lowering
- mining
- probing
- worsening