Words similar to certain

Example sentences for: certain

How can you use “certain” in a sentence? Here are some example sentences to help you improve your vocabulary:

This makes the applicability of some surgical RCTs to the wider community less certain than trials of medical therapies.
The technical term, often so labeled on the base of the phone, is pulse-tone , as opposed to touch-tone , a distinction in signal transmission; nowadays certain telephones with buttons are really pulse-tone models that “dial” as each button is pushed.
Trillin gave his reason: He didn't like being told that he could speak to Justice Thomas only under certain conditions.
Prudie believes there are certain occasions when one plays along in order to spare someone's feelings.
… The Maoris believe they are descendants of the tribe of Ephraim, who made their way to the South Pacific islands 3,000 years ago and see a certain similarity between their religion and Judaism."