Synonym word of most vacuous:

airheaded, birdbrained, blank, drained, dull, dumb, emptied, foolish, half-baked, inane, lamebrained, minus, shallow, silly, stupid, superficial, uncomprehending, unreasoning, vacant, void


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Synonyms:  A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z | Popular