| process(noun, act, procedure, operation) |
| penetration(noun, process, invasion, entering) |
| permeation(noun, process, penetration, invasion, entering) |
| diffusion(noun, process, penetration, invasion, entering) |
| infiltration(noun, process, penetration, invasion, entering) |
| dispersion(noun, process, penetration, invasion, entering) |
| dissemination(noun, process, penetration, invasion, entering) |
| invasion(noun, process, penetration, entering) |
| perforation(noun, process, penetration, invasion, entering) |
| piercing(noun, process, penetration, invasion, entering) |
| perception(noun, sense, intelligence, mentality) |
| penetrate(verb, process, penetration, permeation) |
| perforate(verb, process, penetration, permeation) |
| spread(noun, verb, process, penetration, permeation) |
| activity(noun, verb, action, act, function) |
| infuse(verb, process, penetration, permeation) |
| instil(verb, process, penetration, permeation) |
| interfuse(verb, process, penetration, permeation) |
| pierce(verb, process, penetration, permeation) |