| foray(verb, attack, enter, breach, conquer) |
| form(verb, start, settle, create, base) |
| foster(verb, hold, maintain, oppose, secure) |
| freeze to(verb, expression, place, set, secure) |
| gird(verb, support, secure, protect, strengthen) |
| glue(verb, place, set, fix, secure) |
| go in(verb, expression, attack, enter, breach) |
| graft(verb, place, set, secure, settle) |
| harden(verb, support, place, set, secure) |
| hold(verb, maintain, oppose, secure, resist) |
| hole up(verb, expression, phrasal verb, establish, root) |
| impose on |
| impose upon |
| impress |
| imprint |
| inaugurate(verb, form, start, settle, create) |
| infect(verb, attack, enter, breach, conquer) |
| infest(verb, attack, enter, breach, conquer) |
| infiltrate |
| inroad(verb, attack, enter, breach, conquer) |