Dictionary

contestataire

/kɔ̃.tɛs.ta.tɛʁ/

adjective/kɔ̃.tɛs.ta.tɛʁ/

contesting, anti-establishment

From the stem of contestation + -aire.

noun, masculine/feminine/kɔ̃.tɛs.ta.tɛʁ/plural: contestataires

contestataire is masculine or feminine depending on context in French.

protester

From the stem of contestation + -aire.