all you have to do is; just; that's all
abrupt; sudden; unexpected
what; how many; many; a lot of; several; a few
to protect; to guard; to defend; to keep (i.e. a promise); to abide (by the rules); to observe
to lose; to miss (a change, opportunity); to lose (a loved one); to be bereaved of; to concede (goals, points, etc.)
to take back; to regain; to get back; to recover
the past; bygone days; one's past (that one would prefer remained secret); past (tense); preterit; previous life