| Similarity | Rank | |
|---|---|---|
| pregnancy | 0.734 | 4048 |
| infertility | 0.721 | 20365 |
| menopause | 0.716 | 15120 |
| menstruation | 0.703 | 20043 |
| breast-feed | 0.697 | 26272 |
| parenthood | 0.694 | 14436 |
| child-bearing | 0.691 | 31605 |
| menarche | 0.680 | 57301 |
| breastfeed | 0.674 | 16075 |
| adoptive | 0.666 | 20794 |
| birth | 0.662 | 1724 |
| contraception | 0.660 | 10680 |
| neonatal | 0.658 | 19705 |
| bereavement | 0.655 | 10946 |
| amenorrhoea | 0.651 | 53150 |
| ante-natal | 0.650 | 34613 |
| illness | 0.649 | 2451 |
| malformed | 0.641 | 60643 |
| menstruating | 0.640 | 46457 |
| gestation | 0.639 | 15416 |
| insemination | 0.639 | 23728 |
| immunotherapy | 0.638 | 91052 |
| pre-natal | 0.638 | 41475 |
| post-natal | 0.636 | 32348 |
| stillbirth | 0.635 | 35721 |