| Similarity | Rank | |
|---|---|---|
| mating | 0.710 | 11066 |
| dunnock | 0.705 | 38291 |
| copulation | 0.682 | 28065 |
| bigamous | 0.666 | 74890 |
| jacana | 0.650 | 51297 |
| polygamous | 0.649 | 52884 |
| skylark | 0.641 | 26791 |
| to-and-fro | 0.640 | 70448 |
| mayerling | 0.633 | 53462 |
| songster | 0.631 | 61266 |
| oestrus | 0.627 | 44568 |
| polyandry | 0.627 | 58913 |
| confiding | 0.620 | 41322 |
| monogamous | 0.619 | 26549 |
| love-making | 0.618 | 25199 |
| subplot | 0.618 | 90750 |
| nubile | 0.617 | 45944 |
| unmated | 0.617 | 90048 |
| chaffinch | 0.617 | 33761 |
| mayfly | 0.616 | 42871 |
| amorous | 0.616 | 23852 |
| promiscuous | 0.614 | 22341 |
| nest-building | 0.614 | 74153 |
| extramarital | 0.613 | 60776 |
| whydah | 0.613 | 74509 |