I fear he will succeed in hiding his nature until after the vows.

From an early age, Garner had become proficient at hiding his true nature.

No longer did he seek to hide his evil nature.

He thought of Jon, hiding her nature, and being forced to work at hard labor until she was twenty-five years old.

Hiding his true nature until the women lost consciousness.

You put on a mask of detachment to hide your emotional nature.

I have a fine new body now, and no further need to hide my true nature.

Who better than a wizard to hide his true nature from another?

What desperate hope had convinced him he might be able to hide his true nature from her?

Yet people change, or perhaps life itself changes them, and sometimes they hide their true nature.