Lust
/lʌst/
noun
A feeling of strong desire, especially such a feeling driven by sexual arousal.
“Seeing Kim fills me with a passionate lust.”
A general want or longing, not necessarily sexual.
“The boarders hide their lust to go home.”
A delightful cause of joy, pleasure.
“An ideal son is his father's lasting lust.”
verb
(usually in the phrase "lust after") To look at or watch with a strong desire, especially of a sexual nature.
“He was lusting after the woman in the tight leather miniskirt.”