"mealiest" in the adjective sense
containing meal or made of meal
2. farinaceous, coarse-grained, grainy, granular, granulose, gritty, mealy
composed of or covered with particles resembling meal in texture or consistency
"the photographs were grainy and indistinct"
"it left a mealy residue"
Source: WordNet® (An amazing lexical database of English)
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