therein
/ˈðɛəɹˈɪn/ adverb C2- in that; in that place; in him/her/it.
From the library
Therein lies our salvation.
When school went out Anne marched to her desk, ostentatiously took out everything therein, books and writing tablet, pen and ink, testament and arithmetic, and piled them neatly on her cracked slate.
Somehow Anne--who did not notice the rather guilty little start of surprise the white-lace girl gave, and would not have understood the subtle compliment implied therein if she had--got on her feet, and moved dizzily out to the front.
But she thought that if Gilbert had ever walked home with her from the train, over the crisp fields and along the ferny byways, they might have had many and merry and interesting conversations about the new world that was opening around them and their hopes and ambitions therein.
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