contrasts is a form of:

Impulsion



noun
1.
(mental impulse) ការរុញច្រាន, ការបណ្ដេញចេញ, ការប៉ះទង្គិចរឺរណ្ដំគ្នា, ប្រឡូក, វិបល្លាស, ការប្រឆាំង, ទៅមុខ
ENGLISH MEANING
noun
1.
The act of impelling or driving onward, or the state of being impelled; the sudden or momentary agency of a body in motion on another body; also, the impelling force, or impulse.
2.
Influence acting unexpectedly or temporarily on the mind; sudden motive or influence; impulse.