Assertion: cheetah's line | /r/Synonym | tear marks
Facets:
Source sentences:
text: Those black lines down their face are called "tear marks" and they are also to prevent glare from the hot overhead Sun.
text:  The black lines that run down a cheetah's face from the eyes are called 'tear marks' (this is another way to tell the difference between leopards and cheetahs)