Synonyms for "straight-faced" (19 found)

Ranked by relevance and common usage.

Closest matches (4)

decorousdemureearnestformal

Strong matches (6)

frowninggravegrimlong facedsedate

Adjective(1 words)

poker-faced

Related words (9)

serioussobersolemnsomberstaidstone facedthoughtfulunsmilingweighty

Sample sentences

1 total sentences available.

Tatoeba + Wiktionary

That was a straight-faced lie, and you knew it.

Source: wiktionary

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.