ovum; an unfertilized egg.

custom, custom-made / customs (duties or government agency)

(literary) spring dream / (literary, figuratively) short-lived occurrence; brief moment of joy; transient joy

(computing) a worm

bomb

Salem (the capital city of Oregon) / Salem (a city in Illinois) / Salem (a city in Massachusetts) / Salem (a city in Indiana) / Salem (a city in Missouri) / Salem (a city in New Jersey)

hedonism

Bethlehem (a city in Palestine)

nihilism

heroism / admiration of heroes or heroic acts