Add a letter to make a new word

Start another word.....SIT

TIPS

SPITE is the next word please add on a letter to make another word...

Start another word.....SIT

TIPS

SPITE is the next word please add on a letter to make another word...

PRIEST

Ok I haven't seen it.Sorry for using two words.I will keep in mind.

I use LL and make it STILL.I think this is correct one. Isn't it?

Then I am adding D to the word STRIPES and making it STRIPED.Hope it will do.

Then I am adding D to the word STRIPES and making it STRIPED.Hope it will do.

Actually no since you have left out a S, you need to include all the letters from the previous word and then add on a new letter to make a meaningful word....
I will start another word and you will be able to understand it easily....

New word....SIN add on a letter...

Then I am adding D to the word STRIPES and making it STRIPED.Hope it will do.