What is the root word in congregate

Congregate comes from Latin root words com, meaning "together" and gregare, meaning "to gather in a flock." Congregation, or a gathering or assembly, comes from the same roots, as does gregarious, an adjective describing someone who likes to gather with others to socialize.

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the cost of attendance or coa is an approximate budget for the cost of attendance of the whole academic year. in order to calculate this, universities take into consideration many factors like room and board, tuitions and fees, books, transportation and personal expenses such as medicine, laundry, clothing. all these factors combined make up the final sum to the cost of attendance in each university.