necessary; needed; essential; necessity; need; requirement
to come out all right; to take care of itself; to be OK
unreasonable; unnatural; impossible; forcible; forced; excessive (work, etc.); immoderate
oldest; most advanced age
childbirth; (giving) birth; delivery; production (of goods)
sure; certain; reliable; trustworthy; If I'm not mistaken; If I remember correctly
special; particular; extraordinary; exceptional; especial
physiology; menstruation; one's period; menses
how; in what way; by what means
in vitro fertilization; in vitro fertilisation; IVF
sly; cunning; sneaky; crafty; unfair; dishonest
natural conception; natural pregnancy
(not) particularly; (not) especially; (not) specially; separately; apart; additionally
to give birth; to bear (child); to lay (eggs); to produce; to yield; to give rise to
most; highest; maximum; best; wonderful; finest
go that far; to that extent
daughter; girl (i.e. a young, unmarried woman)
particle indicating that the speaker is trying to recall some information
seems; I think; I guess; don't you agree?; I thought you'd say that!
freezing (e.g. water); freezing (prices, wages, assets, etc.); moratorium; suspension (e.g. investment)
preservation; conservation; storage; saving (e.g. to disk)
person; someone; human beings; mankind; human (Homo sapiens); (other) people; others
furthermore; again; after all; more and more; moreover; even more
not less than; ... and over; beyond (e.g. one's expectations); above; above-mentioned; aforementioned
positive; assertive; active; proactive; aggressive
South Korea; Republic of Korea; Korean Empire (1897-1910)
until (a time); till; to (a place or person); as far as; to (an extent); up to
cryopreservation; freeze-preservation
to become possible; to become able to (do)
recently; lately; these days; nearest; closest
one's youth; early life; one's early days; one's early years
from now; from the present moment; from this time forward; henceforth
look here; I say; well; I know what; I'll tell you what; just a minute
ageing; aging; senile deterioration
(not) at all; (not) in the slightest; wholly; entirely; extremely; very
being too late; losing one's final chance
busy; occupied; hectic; restless; hurried; fidgety
deplorable; regrettable; disappointing; vexing; unfortunate