Collocations for pregnancy - noun

early
late
full-term, post-term
healthy, normal
successful
difficult
She had a difficult pregnancy with her first child.

high-risk
ectopic
emergency surgery for an ectopic pregnancy

multiple
twins or other multiple pregnancies

first, second, etc.
teen (esp. AmE), teenage
out-of-wedlock, unwed (both esp. AmE)
unintended, unplanned, unwanted
There are thousands of unwanted teenage pregnancies every year.

have
avoid, prevent
They took no precautions to avoid pregnancy.

plan
50% of all pregnancies are not planned.

confirm
The doctor confirmed my pregnancy and told me to come back at 12 weeks.

continue, continue with
the difficult decision about whether to continue with a pregnancy

hide
I tried hard to hide my pregnancy.

abort, end, terminate
the right of a woman to terminate her pregnancy

progress
Here's what can happen as your pregnancy progresses.

go to full term, go to term
women whose pregnancies have gone to term

test
a home pregnancy test kit

rate
Teen pregnancy rates have fallen.

complications

during (a/the) pregnancy, in (a/the) pregnancy
Lower blood pressure is common in early pregnancy.

throughout (a/the) pregnancy
You will be tested throughout your pregnancy.

carry a pregnancy to term
a woman who intends to carry her pregnancy to term