- Become aware
- Common wisdom
- Detect
- Detect what’s found with sensibility
- ESP, sixth ...
- Faculty
- Feel
- Behold
- Catch a glimpse of
- Catch sight of
- Catch sight of electronic mole?
- Catch sight of the last secret agent
- catch site of
- Detect
- Sniffed (out)
- traced
- of Detect