to feel around for; to fumble for; to investigate; to probe into; to explore (parts unknown); to enjoy (natural beauty)
to probe; to search; to sound out; to investigate
sounding; probing; probe; stylet; spy
probe each other; sound each other out
to probe someone's real intentions; to sound someone out; to try to fathom someone's thoughts
to seek a path; to find one's way
to be suspected without cause
feel one's way (with one's feet)
using one's chopsticks to find a food one likes by rummaging in one's dish, pot, etc. (a breach of etiquette)