oscitancy

adjective

1. yawning, as with drowsiness; gaping.
2. drowsy or inattentive.
3. dull, lazy, or negligent.

noun plural -tancies or -tances

1. the state of being drowsy, lazy, or inattentive
2. the act of yawning

adj.“yawning,” from Latin oscitans “listless, sluggish, lazy,” present participle of oscitare “to gape, yawn,” from os citare “to move the mouth” (see oral and cite).