American Heritage Dictionary
(2)
Century Dictionary
(1)
GNU Webster's 1913
WordNet
(2)
Elsewhere on the web
She exacts terrible penalties for the stifling, the inhibition, the deflection of normal instincts, fundamental impulses.— Poor Man's Rock
I couldn't understand why any 'human being' would go to an area so rank that it's stifling, and choose to urinate.— JamaicaObserver.com | Lead Stories
Our time together's become stifling, and you've told me I'm too frivolous one too many times.— Perfume Posse
It was stifling -- killing her!— The History of David Grieve
The atmosphere was stifling, and Charmides sat as near the door as possible.— Catharine Furze

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