let someone know

:  hinder, prevent

:  something that impedes :  obstruction

:  a shot or point in racket games that does not count and must be replayed

:  to cause to :  make

:  to offer or grant for rent or lease

:  to assign especially after bids

:  some person :  somebody

:  to perceive directly :  have direct cognition of

:  to have understanding of

:  to recognize the nature of :  discern

:  knowledge