lightthump
nounUK /ˈlaɪt.θʌmp/
US /ˈlaɪt.θʌmp/
A light thump is a soft, quiet bump.
I heard a lightthump on the door when the cat jumped against it.
OTHER MEANINGS
2. A small, gentle hit with a hand or paw.
The puppy gave the ball a lightthump with its paw.
3. A faint, dull sound made by something soft hitting a surface.
The pillow landed with a lightthump on the bed.
4. A mild heartbeat-like pounding felt in the chest.
After the short run, she felt a lightthump in her chest.