IPA: /ˈsɜːr.tʃɪŋ/
KK: /ˈsɜrʧɪŋ/
Looking closely or thoroughly at something; being very observant and attentive.
The detective conducted a searching investigation to uncover the truth.
Searching → It is formed from "search" (from Old French *cerchier*, meaning to seek or look for) and the suffix "-ing" (indicating the action or process of). The word "searching" refers to the action of looking for something.
Think of the Old French word for seeking, 'cerchier', to remember that 'searching' means the action of looking for something.