1. (verb) mark as different

• differentiate
• distinguish
• secern
• separate
• severalise
• severalize
• tell
• tell apart

1. (verb) mark as different

• contradistinguish
• contrast
• decouple
• dissociate
• demarcate
• discriminate
• know apart
• discriminate
• separate
• single out
• individualise
• individualize
• know
• label
• label
• severalise
• severalize
• sex
• stratify

1. (verb) mark as different

• identify
• place

1. (verb) mark as different

• departure
• deviation
• difference
• divergence
• difference
• differentiation
• differentiation
• distinction
• distinction
• differentiator
• discriminator