• to enquire, to gumshoe, to inquire, to investigate, to nose, to nose about, to search, to trail
• cramp, impression, load, press, pressing, pressure, stress
• cogent, powerful, weighty
• to come on the heels, to dog, to follow up, to heel, to shadow, to spoor, to tag, to tail, to tail-gate, to trace, to track, to trail
• to be confined to bed, to be in bed
• to nose after, to nose for