Synonyms of deadpan

1 Syllable
blank
2 Syllables
stony, serious, graver, gravest, wooden, vacant
3 Syllables
sphinxlike, straight-faced, long-faced, masklike, unsmiling, grim-faced, phlegmatic
4 Syllables
inscrutable, impassive, poker-faced, pokerfaced, unhumorous, matter-of-fact, emotionless, unreadable, expressionless
5 Syllables
unemotional, nonemotional, unexcitable, unidealistic, unsentimental, unimpassioned
6 Syllables
undiscoverable