Formal:
* હસીને કહ્યું (hasine kahiyu): This literally means "said jokingly," and is a good option for formal situations.
* મજાક કરી રહ્યો છું (majaka kari raha chhu): This means "I am joking," and is a good option for a more neutral tone.
Informal:
* માજાક કરી રહ્યો છું (majaak kari raha chhu): This is the informal version of "majaka kari raha chhu," and is more common in casual conversation.
* મજાક થઈ ગઈ (majaak thai gayi): This means "it was a joke," and is a good way to express that you were just kidding.
* તમને ડરાવવા માટે (tamane daravva mate): This literally means "to scare you," and is a playful way to say you were just kidding.
You can also add the word "બસ" (bas) meaning "just" to the end of any of these phrases for emphasis.
Example:
* હસીને કહ્યું, બસ. (Hasine kahiyu, bas.) - Just kidding.
The best phrase to use will depend on the specific situation and your relationship with the person you are talking to.