peripheral
puh-RIF-er-uladjMeaning at the edge; of minor importance
Memory hook PERI-pheral: out AROUND the edge. The soccer game rages in the middle of the field, but little Theo is out at the edge picking daisies. His part in the game is peripheral.
The new bus line will reach even the peripheral neighborhoods at the edge of town.
In context The main question was how to pay for the new library; the color of its carpet was a peripheral issue that could wait until later.
Similar outer, minor, secondary, marginal
Opposite central, main, core
From Greek periphereia, “the line around a circle”: peri (around) + pherein (to carry).