Synonyms of expressionless in English:

expressionless


See US English definition of expressionless

See UK English definition of expressionless

See Spanish definition of inexpresivo

adjective

1‘his face was expressionless, giving nothing away’

SYNONYMS
inscrutable, unreadable, deadpan, poker-faced
blank, empty, vacant, emotionless, unemotional, unexpressive, inexpressive
glazed, fixed, lifeless, stony, wooden, impassive, inanimate, unresponsive
ANTONYMS

expressive

2‘he spoke in a flat, expressionless tone’

SYNONYMS
dull, dry, toneless, monotonous, drab, boring, tedious, flat, static, wooden, unmodulated, unvarying, undemonstrative, devoid of emotion, devoid of feeling
apathetic, unimpassioned, uninspiring, weak
ANTONYMS

interesting, lively