skintight

airtight fast short uncomfortable

blind blocked bolted choking clumped cramping crushing cutting fastened firm fixed hermetic hermetically sealed impenetrable impermeable impervious locked nailed obstructed padlocked pinching plugged proof secure shrunken shut slammed smothering snapped sound stopped up tied tied-up watertight

loose

open slack unsealed

compact cramped fast inflexible narrow rigid solid stable steady stiff strained strong sturdy taut tense thick tightened

bound clasped close-fitting constricted contracted crowded dense drawn enduring established firm fixed hidebound invulnerable secure set stretched tenacious unbending unyielding

loose slack yielding

comfortable easy open wide