earth

ground; field; place; land; CL:片[pian4]

earth/soil (土) + sound (也) = the ground beneath you

土 grounds the meaning in soil and earth. 也 contributes the sound dì and carries no extra meaning here.

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Also (its standalone meaning is unrelated)Phonetic
EarthSemantic

Words with 地

地核

dì hé

core of the earth (geology)

林地

lín dì

woodland

通信地址

tōng xìn dì zhǐ

mail address

通天彻地

tōng tiān chè dì

to know all under heaven

通讯地址

tōng xùn dì zhǐ

mailing address; postal address

锄地

chú dì

to hoe

遍地

biàn dì

everywhere

遍地开花

biàn dì kāi huā

(idiom) to blossom everywhere; to spring up all over the place; to flourish on a large scale

道地

dào dì

authentic

道德高地

dào dé gāo dì

moral high ground

长嘴地鸫

cháng zuǐ dì dōng

(bird species of China) dark-sided thrush (Zoothera marginata)

远地点

yuǎn dì diǎn

apogee

More characters with 土