| insatiable(adjective, anxious, eager, empty, desirous) |
| quenchless(adjective, desirous, avid, greedy, syrupy) |
| inextinguishable(adjective, strength) |
| voracious(adjective, empty, gross, avid, greedy) |
| insatiate(adjective, desirous, avid, greedy, syrupy) |
| gluttonous(adjective, empty, gross, avid, greedy) |
| greedy(adjective, empty, gross, avid, wanting) |
| ravenous(adjective, empty, gross, avid, greedy) |
| unappeasable(adjective, empty, gross, avid, greedy) |
| covetous(adjective, anxious, eager, empty, desirous) |
| esurient(adjective, desirous, syrupy, wishful, go-go) |
| hoggish(adjective, gross, greedy, piggish, voracious) |
| impregnable(adjective, strength) |
| invincible(adjective, strength) |
| irrepressible(adjective, vivacious, effervescent) |
| omnivorous(adjective, empty, gross, avid, greedy) |
| piggish(adjective, gross, greedy, voracious, hoggish) |
| unsatisfiable(adjective, desirous, avid, greedy, syrupy) |
| avid(adjective, empty, gross, greedy, hungry) |
| devouring(adjective, empty, gross, avid, greedy) |