| Word | Definitions | Synonyms |
|---|---|---|
| infiltrate | (verb) pass through an enemy line; in a military conflict | Synonyms: pass through |
| (verb) cause (a liquid) to enter by penetrating the interstices | - | |
| (verb) pass into or through by filtering or permeating | - | |
| (verb) enter a group or organization in order to spy on the members | Synonyms: penetrate | |
| infix | (verb) attach a morpheme into a stem word | - |
| (verb) put or introduce into something | Synonyms: enter, insert, introduce |