tad 
/ˈtæd/ noun
/ˈtæd/ noun Meaning:
a tad
informal 1 : a small amount
▪ Move it a tad [=a bit] to the right. 2 : very slightly
▪ I'm just a tad nervous. ▪ He's a tad taller than I am.
▪ Move it a tad [=a bit] to the right.
▪ I'm just a tad nervous. ▪ He's a tad taller than I am.
