"leer" in the noun sense
1. sneer, leer
a facial expression of contempt or scorn the upper lip curls
a suggestive or sneering look or grin
"leer" in the verb sense
look suggestively or obliquely look or gaze with a sly, immodest, or malign expression
"The men leered at the young women on the beach"
Source: WordNet® (An amazing lexical database of English)
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