airless

Adjective

airless (comparative more airless, superlative most airless)

1. Lacking or being without air.
2. Lacking air circulation.
   • […] St. Bede's at this period of its history was perhaps the poorest and most miserable parish in the East End of London. Close-packed, crushed by the buttressed height of the railway viaduct, rendered airless by huge walls of factories, it at once banished lively interest from a stranger's mind...1918, W[illiam] B[abington] Maxwell, chapter VII, in The Mirror and the Lamp, Indianapolis, Ind.: The Bobbs-Merrill Company, →OCLC
3. With air that is stale.
4. Suffering from asphyxia.
5. (figuratively) Stifling; dead; lacking vitality or excitement.
   • The worst that can—and has—been said about Memento is that it’s an airless gimmick, visually undistinguished, and not even all that sophisticated when the puzzle pieces are finally put together.2012 November 8, Scott Tobias, “Memento’s puzzle structure hides big twists and bigger profundities”, in The AV Club