1. the qualities or features that make things alike or comparable
Usage: plural form of similarity

Examples

• The similarities between the two novels are striking.
• Scientists found many similarities in the DNA of related species.
• Despite their different backgrounds, the students discovered surprising similarities.
• The teacher asked us to identify similarities and differences between the poems.
• There are obvious similarities in their writing styles.
• The similarities between the crimes suggested they were committed by the same person.