jī​shí

basis

基石 jī​shí
basis noun
a figurative foundation or fundamental principle upon which something is built

Trust is the cornerstone of all friendships.

cornerstone noun
a physical foundation stone or cornerstone used in construction

The construction workers laid the cornerstone of this building this morning.

Frequency

Movie subtitles
1.37 per million appears in 1% of films
Written text
3.20 per million

Sources

Definitions
CC-CEDICT