| crowding |
| clustering(noun, concern, combination, attention, vision) |
| flocking(noun, verb, concern, combination, attention) |
| bunching |
| concentration(noun, attention, vision, application, intensification) |
| heaping |
| massing(noun, concern, combination, attention, vision) |
| absorption(noun, concern, combination, attention, vision) |
| amassing(noun, concern, combination, attention, vision) |
| application(noun, concern, combination, attention, vision) |
| assembly(noun, concern, combination, attention, vision) |
| attention(noun, vision, concentration, application, meditation) |
| bringing to bear(noun, expression, idiom, concern, combination) |
| centering(noun, concern, combination, attention, vision) |
| centralization(noun, concern, combination, attention, vision) |
| close attention(noun, expression, concern, combination, attention) |
| clumping |
| cluttering |
| coalescing(noun, concern, combination, attention, vision) |
| combination(noun, concern, attention, vision, concentration) |