tear into vs pitch into

tear into and pitch into both are verbs.

Word	Noun	Adjective	Verb	Adverb
tear into	No	No	Yes	No
pitch into	No	No	Yes	No

As verbs, tear into and pitch into are synonyms defined as:

Other synonyms of tear into include lace into, lam into, lay into.

tear into (verb)	pitch into (verb)
hit violently, as in an attack	hit violently, as in an attack