Parsing inflected forms may not always work as expected. If the following does not give the correct word, try Latin Words or Perseus.
The word supinare could not be parsed. Trying a normal dictionary lookup:
No entries found. Showing closest matches:
Sŭpīnālis, e, adj. [supinus], an epithet of Jupiter, as he who overthrows, i. e. destroys, Aug. Civ. Dei, 7, 11.
sŭpīnātĭo, ōnis, f. [supino]; in medic. lang., of the stomach, a casting back, rejection of food, Cael. Aur. Tard. 4, 3, 64.