- speed, swiftness, fastness - a rate (usually rapid) at which something happens; "the project advanced with gratifying speed"
--1 is a kind of pace, rate
--1 has particulars:haste, hastiness, hurry, hurriedness, precipitation; acceleration; deceleration, slowing, retardation; execution speed; graduality, gradualness - fastness, fixedness, fixity, fixture, secureness - the quality of being fixed in place
--2 is a kind of immovability, immovableness
--2 has particulars: lodgment, lodgement, lodging - stronghold, fastness - a strongly fortified defensive structure
--3 is a kind of defensive structure, defense, defence
--3 has particulars:bastion, citadel; blockhouse; hold; keep, donjon, dungeon; redoubt, sconce