探

Phono-semantic compound:

手 (hand radical) – semantic, indicating an action carried out by hand.

罙 (deep, hidden; phonetic element) – provides the sound and reinforces the idea of probing into depth.

The combined image conveys the act of reaching with the hand into something deep or hidden in order to discover, explore, or investigate.

Semantic range:

- to search, to look for;

- to explore, to investigate;

- to probe into, to test;

- to spy on or secretly observe.

探索 (탐색) – search, exploration

探求 (탐구) – inquiry, pursuit

偵探 (정탐) – espionage, reconnaissance

探訪 (탐방) – to visit, interview

探測 (탐측) – to survey, measure, detect