stolid

Having or revealing little emotion or sensibility; impassive.

Heavy; dull; stupid; not easily moved; lacking in or destitute of susceptibility; denoting dullness or impassiveness: as, a stolid person; a stolid appearance.

Synonyms Doltish, wooden.

Hopelessly insensible or stupid; not easily aroused or excited; dull; impassive; foolish.

Having or revealing little emotion or sensibility.

having or revealing little emotion or sensibility; not easily aroused or excited