bird–dog

to go after or on the track of suspecting infidelity, he hired a private detective to bird-dog his wife Synonyms bird-dog, chase, course, dog, hound, pursue, run, shadow, tag, tail, trace, track, trailRelated Words accompany, chaperone (or chaperon), escort; hunt, search (for), seek; eye, observe, watchNear Antonyms headAntonyms guide, lead, pilot