Euphemisms

Euphemisms are used to make something not sound as bad as it is.

Examples

passed away: died
went to heaven: died (often used with children, as in "Grandma went to heaven.")
fatal injury: death
fatality: dead/killed person
fence: wall
casualties: deaths and injuries
collateral damage: damage, death, injury to non-combatants and their property
sharpshooter: sniper
promoting democracy: enforcing hegemonic rule
active defending: attacking