number / (specifically) license plate (ナンバープレート) number

circle (geometric shape) / circle (group of people with a common goal or interest) / circle (group that produces dōjin works)

Natasha

school (a place of learning) / school (a particular doctrine)

epigone

circuit

velvet

Yankee (a term for an American) / a delinquent youth who has bad manners, especially one who imitates American clothing or hairstyles

Ayurveda

percent