| detection(noun, observation, discovery, uncovering) |
| spotting(noun, note, observation) |
| discovery(noun, observation, discovery, finding, uncovering) |
| catching |
| spying |
| notice(noun, act, see, knowledge, observation) |
| observation(noun, act, see, knowledge) |
| revelation(noun, discovery, uncovering) |
| disclosure(noun, discovery, uncovering) |
| espionage(noun, surveillance, snooping) |
| exposure(noun, discovery, uncovering) |
| finding(noun, observation, discovery, uncovering) |
| note(noun, act, see, knowledge, observation) |
| observance(noun, act, see, knowledge, observation) |
| recognition(noun, discovery, uncovering) |
| determination(noun, discovery) |
| regard(noun, act, see, knowledge) |
| surveillance(noun, snooping, espionage) |
| attention(noun, act, see, knowledge, observation) |
| cognizance(noun, act, see, knowledge, observation) |