fe·tol·o·gy 
(fē-tŏlə-jē)
(fē-tŏlə-jē)n.
The medical study and treatment of the fetus, especially within the uterus.
fe·tolo·gist n.
- sprightful
- sprightliness
- sprightly
- spring
- spring a leak
- spring beauty
- springboard
- springbok
- springbuck
- spring chicken
- spring-cleaning
- springe
- spring ephemeral
- springer
- springerle
- springer spaniel
- spring fever
- Springfield
- Springfield rifle
- springform pan
- springhare
- springhead
- springhouse
- springily
- springiness