Answer: sniping

AnswerCrossword Clue
SNIPINGCriticizing from afar
SNIPINGShooting from cover.
SNIPINGPotshotting.
SNIPINGShooting in a way
SNIPINGTaking potshots
SNIPINGTaking potshots (at)
SNIPINGMaking petty disparaging comments
snipingShoot at someone from a hiding place, esp. accurately and at long range
snipingMake a sly or petty verbal attack
snipingthe act of sniping