| Word | Definitions | Synonyms |
|---|---|---|
| spy | (verb) secretly collect sensitive or classified information; engage in espionage | - |
| (verb) watch, observe, or inquire secretly | Synonyms: sleuth, snoop, stag | |
| (verb) catch sight of | Synonyms: descry, espy, spot | |
| (verb) catch sight of; to perceive with the eyes | Synonyms: sight |