closed

airtight

Impervious to atmosphere

• watertightPrevents liquid from passing
• hermeticImpenetrably closed off
• impermeableCannot be penetrated

corked · lidded · capped · plugged · stoppered · taped · glued · fastened · latched · locked

finished

Brought to an end

• completedFully finished
• endedCame to a stop
• finalizedMade permanent and complete

settled · resolved · terminated · done · over · accomplished · fulfilled · achieved · concluded · determined

off-limits

Prohibited from access

• forbiddenNot allowed
• prohibitedOfficially not permitted
• guardedWary and restrained

barred · blocked · inaccessible · unavailable · shuttered · gated · cordoned · quarantined · embargoed · members-only

elite

Superior select group

• selectiveChoosing with care
• cliquishExcluding those outside one's group
• insularNarrow in outlook

private · members-only · gated · privileged · vetted · curated · clubby · tight-knit · secretive · clannish

rigid

Unable to bend

• inflexibleUnable to bend
• stubbornRefusing to change course
• intolerantRejecting differing beliefs

dogmatic · provincial · parochial · small-minded · bigoted · prejudiced · unreceptive · uncompromising · fixed · set

guarded

Wary and restrained

• shieldedProtected from harm
• defendedShielded from harm
• fortifiedMade more resistant

secure · sheltered · covered · armored · barricaded · fenced · walled · bounded · contained · safeguarded

• adjectivesbig, urgent, amazing, temporary, bold
• regular verbswalk, walked, talk, talked, play
• access rulesno entry, restricted area, authorized only, staff only, VIP only
• attitudespositive, negative, ambition, apathy, curiosity
• availabilityavailable, unavailable, sold out, in stock, out of stock
• binary statesyes, no, true, false, on