Relating to or resembling fulsome behavior; excessively earnest or insincere in expression.
A rare or constructed adjective from fulsome with the -ic suffix, creating an adjective form from the base word to denote a quality.
This is such a rare word that it barely exists in English—it might appear in historical or specialized texts as someone trying to create an adjective from fulsome, but most people would just say 'fulsome' instead.
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