| erogen | erogenous |
| Kerogen | kerogen |
| Rogen | roe |
| exogen | exogenous |
| Xerogel | xerogel |
| erobern | conquer win |
| Drogen- | narco- |
| Aerogel | aerogel |
| Droge | drug |
| dröge | dry boring |
| Roggen | rye |
| pyrogen | pyrogenic |
| gebogen | curved |
| verbogen | askew |
| verlogen | phony deceitful mendacious |
| verzogen | askew |
| wogen | billow wave |
| Bogen | arc bow arch sheet piece of paper tree |
| Eloge | eulogy |
| Neogen | Neogene |