Keyword cannibalization occurs when multiple keywords compete for the same search terms, leading to inefficiencies:
Issue:
Overlapping match types (e.g., broad and phrase) trigger ads for the same query, inflating CPCs.
Solution:
Use negative keywords to prevent overlap (e.g., add exact match terms as negatives in broad match ad groups).
Segment Ad Groups by Match Type and also,
- Avoid mixing match types in the same ad group to maintain clear targeting.
- Preventing cannibalization ensures budget efficiency and better keyword performance.
