rending vs splitting

rending and splitting both are adjectives.

Word	Noun	Adjective	Verb	Adverb
rending	No	Yes	No	No
splitting	No	Yes	No	No

As adjectives, rending and splitting are synonyms defined as:

rending and splitting: resembling a sound of violent tearing as of something ripped apart or lightning splitting a tree

Other synonyms of rending include ripping.

rending (adjective)	splitting (adjective)
resembling a sound of violent tearing as of something ripped apart or lightning splitting a tree	resembling a sound of violent tearing as of something ripped apart or lightning splitting a tree