ಅರ್ಥ : Without someone's knowledge.
ಉದಾಹರಣೆ :
Unbeknownst to me, she made all the arrangements.
ಸಮಾನಾರ್ಥಕ : unbeknown
ಅರ್ಥ : (usually used with `to') occurring or existing without the knowledge of.
ಉದಾಹರಣೆ :
A crisis unbeknown to me.
She had been ill for months, unbeknownst to the family.
ಸಮಾನಾರ್ಥಕ : unbeknown