窪地

depression / low-lying ground

wa̅ = w + a1

depression / sunken / swamp

de = d + e5

-ly / structural particle: used before a verb or adjective, linking it to preceding modifying adverbial adjunct

dì = di + Ø4

earth / ground / field / place / land / CL:片[pian4]

地 = 也 + 土 : Dorothy Gale (di) operates the excavator (也) in the space station's bathroom (Ø4) to move a pile of dirt (土) out of the way.

窪地 is not used as a component in another word.

窪地 currently does not appear in any sentence.