piercer

transitive verb pierced, piercing

1. to pass into or through as a pointed instrument does; penetrate; stab
2. to affect sharply the senses or feelings of
3. to make a hole in or through; perforate; bore
4. to make (a hole), as by boring or stabbing
5. to force a way into or through; break through
6. to sound sharply through: a shriek pierced the air
7. to penetrate with the sight or mind: to pierce a mystery

intransitive verb