Base

기지

giji

(permanent structure for housing military)

기초

gicho

(something from which other things extend)

루

ru

(baseball: one of the three places that a runner can stand in safety)

밑

mit

(math: number raised to the power of an exponent)

밑면

minmyeon

(geometry: lowest side or face)

밑변

mitbyeon

(geometry: lowest side or face)

사령부

saryeongbu

(headquarters)

염기

yeomgi

(chemical compound that will neutralize an acid)