Matching Pairs interjectionsOnline version review by carolina peiró 1 Wow 2 Yippee 3 Boo 4 Ouch 5 Oops 6 Aah 7 phew 8 yuck 9 Er 10 Hmph disapproval / a noise used to scare people by surprise disgust, deslike exclamation of fear exclamation of celebration expressing surprise or admiration not knowing what to say expressing relief to indicate displeasure exclamation of pain making a mistake