insgeheim in inglese:

Tom is secretly in love with Mary.

They continued to export goods secretly.

I'm secretly in love with someone else's wife.

He entered the garden secretly.

Even during work, I secretly indulge my Internet addiction.

The FBI secretly bugged the mobster's hangout.

Tom has secretly been contacting Mary.

Imogen of the Internet calls people out for openly liking the same fan fiction that she does secretly.

He was seen to take out the book secretly.

He was seen to eat a piece of cake secretly.

And besides, he's probably secretly an elf who will reward us for being nice.

Isn't it natural for a young man with a hard to shake reservedness about himself to think that he is secretly the chosen one?

Tally's electronic equipment secretly informed the government of her location.

But secretly, Mohandas and his brother began to somke cigarettes

As a disinterested third-party, I can declare that she secretly loves him.