snicker

verb
1
to laugh in a quiet unpleasant way, especially at something rude or at somebody’s problems or mistakes
پوزخند زدن, نیشخند زدن, تحقیرآمیز خندیدن, آهسته خندیدن
synonym titter
noun
1
a quiet unpleasant laugh, especially at something rude or at somebody's problems or mistakes
پوزخند زدن, لبخند تمسخرآمیز, نیشخند, خندهٔ مستتر
synonym titter