Amused
来自Big Physics
late 15th century (in the sense ‘delude, deceive’): from Old French amuser ‘entertain, deceive’, from a- (expressing causal effect) + muser ‘stare stupidly’. Current senses date from the mid 17th century.
wiktionary
From amuse + -ed.
etymonline
amused (adj.)
c. 1600, "distracted, diverted, cheated;" 1727 as "entertained;" past-participle adjective from amuse (v.).