Say the word “ooops” to yourself.
Then say it over and over, giving it a different inflection each time.
Then have someone say it to you.
Then you say it to them.
Have a kid say “Ooops”.
Then find an older person and have them say it.
It is one of those words that just makes you smile, and maybe even laugh, for no reason at all.
We need more words just like that in our daily vocabulary.