airtight

As adjectives the difference between airtight and leakproof

is that airtight is being impermeable to air or other gases while leakproof is resistant to leaks; hermetic, sound; as of a dry cell battery.

As adjectives the difference between airtight and waterproof

is that airtight is being impermeable to air or other gases while waterproof is unaffected by water.

As a verb waterproof is

to make waterproof or water-resistant.

As a noun waterproof is

a substance or preparation for rendering cloth, leather, etc, impervious to water.

As adjectives the difference between airtight and sealable

is that airtight is being impermeable to air or other gases while sealable is that may be sealed.

As adjectives the difference between airtight and closed

is that airtight is being impermeable to air or other gases while closed is sealed, made inaccessible or impassable; not open.

As a verb closed is

(close).

As adjectives the difference between airtight and intact

is that airtight is being impermeable to air or other gases while intact is untouched, especially by anything that harms, defiles, or the like; uninjured; whole; undefiled; left complete or entire; not damaged.

As adjectives the difference between airborne and airtight

is that airborne is in or carried by the air while airtight is being impermeable to air or other gases.

As a noun airborne

is military infantry intended to be transported by air and delivered to the battlefield by parachute or helicopter.

As adjectives the difference between insulated and airtight

is that insulated is protected from heat, cold, noise etc, by being surrounded with an insulating material while airtight is being impermeable to air or other gases.

As a verb insulated

is past tense of insulate.

As adjectives the difference between sealed and airtight

is that sealed is closed by a seal while airtight is being impermeable to air or other gases.

As a verb sealed

is past tense of seal.