How to sign: any of various aquatic and land reptiles having a bony shell and flipper-like limbs for swimming
Categories: chelonian, chelonian reptile
Within this category: box turtle, cooter, mud turtle, painted turtle, red-bellied terrapin, sea turtle, slider, snapping turtle, soft-shelled turtle, terrapin, tortoise
How to sign: overturn accidentally
"Don't rock the boat or it will capsize!";
Similiar / Same: capsize, turn turtle