WordNet: certain

established beyond doubt or question; definitely known; "what is certain is that every effect must have a cause"; "it is certain that they were on the bus"; "his fate is certain"; "the date for the invasion is certain"

• attribute certainty, foregone conclusion, sure thing

• similar to definite

• similar to indisputable, sure

• similar to sure as shooting

certain

• (englanti) uncertain (antonym)
• (suomi) varma (synonyymi)

• (suomi) takuuvarma (yläkäsite)