Meaning : The power of attracting or holding one's attention (because it is unusual or exciting etc.).
Example :
They said nothing of great interest.
Primary colors can add interest to a room.
Synonyms : interest
Inability to capture or hold one's interest.
uninterestingnessInterestingness ka meaning, vilom shabd, paryayvachi aur samanarthi shabd in Hindi. Interestingness ka matlab kya hota hai?