sekere

In a sentence

• Ek het sekere vriende genooi na die geleentheid.

  I invited certain friends to the event.

  Here, 'sekere' is used to specify particular friends that were invited.

• Hy het 'n sekere kalmte in sy optrede gehad.

  He had a certain calmness in his demeanor.

  Here, 'sekere' indicates an undefined or distinct characteristic of calmness.

• Daar is sekere reëls wat ons moet volg.

  There are certain rules that we must follow.

  Here, 'sekere' refers to specific but not explicitly mentioned rules that are to be followed.