stab
noun.
a sudden sharp feeling
pangs of regret|she felt a stab of excitement|twinges of conscience
Synonym: pang, twinge
noun.
a strong blow with a knife or other sharp pointed instrument
one strong stab to the heart killed him
Synonym: knife thrust, thrust
noun.
informal words for any attempt or effort
he gave it his best shot|he took a stab at forecasting
Synonym: shot
verb.
use a knife on
The victim was knifed to death
Synonym: knife
verb.
stab or pierce
he jabbed the piece of meat with his pocket knife
Synonym: jab
verb.
poke or thrust abruptly
he jabbed his finger into her ribs
Synonym: prod, poke, jab, dig