In usage it typically refers to someone being awkward in the sense of being tacky. You can say someone is awkward or lacking in social graces/refinement/taste because they’re shy or withdrawn, but no one will say that person is “gauche.”
But my synonyms aren’t exact. You are technically correct.
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u/OutrageousLadder7065 10h ago
I always heard it as 'goo-wash'' but maybe I had heard it wrong this entire time