1. Regardless; a combination of irrespective and regardless sometimes used humorously

Encyclopedia: Irregardless

• self-righteousness
• self-rising flour
• self-rule
• self-sacrifice
• self-sacrificing
• self-satisfaction
• self-satisfied
• self-sealing
• self-seeded
• self-seeker
• self-seeking
• self-service
• self-serving
• self-sowed
• self-sown
• self-starter
• self-stimulation
• self-styled
• self-sufficiency
• self-sufficient
• self-sufficing
• self-suggestion
• self-supporting
• self-sustained
• self-sustaining