Difference Between

Cause vs Reason	Herbs vs Spices
Characteristics vs Features	Break vs Brake
Premise vs Hypothesis vs Supposition	Counterintelligence Investigation vs Criminal Investigation
Data Engineer vs Data Scientist	Boosted Posts vs Facebook Ads
Mandatory vs Indispensable	Abortion vs Infanticide
Capital vs Capitol	301 Redirect vs 302 Redirect
Emigrate vs Immigrate	OTT vs IPTV