Related by context. Frequent words. (Click for all words.) 71 artificial insemination 56 IVF 56 vitro fertilization 53 vasectomy 51 fertility 51 ovulation 51 fertilization 51 sperm 50 fertility treatments 47 sperm donor 47 infertility 46 Fertility 46 contraceptive 45 pregnancy 45 caesarean section 44 embryos 44 fertility clinic 44 implantation 44 birthing 44 mating 44 surrogacy 44 contraception 43 embryo 43 pregnancies 42 semen 42 blood transfusion 41 Reproductive 41 sterilization 41 surrogate mother 41 fertility clinics 41 vitro 41 infertile 40 unwanted pregnancy 40 euthanasia 40 orgasm 40 reproductive 40 hysterectomy 40 conceive 40 intercourse 40 Caesarean section 40 unplanned pregnancy 39 progesterone 39 contraceptives 39 cloning 39 gynecologists 39 conceiving 39 Infertility 39 fertilized 39 transfusion 39 gynecologist 39 transplants 39 calving 38 circumcision 38 transplantation 38 abort 38 lactation 38 transplant 37 monogamy 37 gestation 37 birth 37 castration 37 procreation 37 blood transfusions 37 frozen embryos 37 inoculation 37 aborting 37 surgical procedure 37 births 37 abortions 37 ovaries 37 surrogate 36 uterus 36 bone marrow transplants 36 anesthesia 36 ultrasounds 36 monogamous 36 sterilized 36 epidural 36 ovary 36 parenthood 36 unprotected sex 36 procedure 36 invasive procedures 36 offspring 36 amniotic fluid 35 sterilize 35 transplanting 35 paternity test 35 botox 35 kidney transplant 35 conception 35 captive breeding 35 foreplay 35 miscarriage 35 pre natal 35 therapeutic cloning 35 sonogram 35 ultrasound 35 fertilized egg 35 unwanted pregnancies 35 sexual intercourse