- pro-immigration
- proincrease
- pro-indian
- pro-indonesian
- proindustrial
- proindustry
- pro-industry
- proinsurance
- prointegration
- prointervention
- proinvestment
- pro-iranian
- pro-iranians
- pro-iraq
- pro-iraqi
- pro-iraqis
- pro-irish
- pro-israel
- pro-israeli
- pro-israelis
- pro-italian
- pro-italians
- pro-jacobean
- pro-japanese
- project