Learner's definition of SIMILAR
[more similar; most similar]
: almost the same as someone or something else
Our cats are similar in size/color/appearance.
You two look very/quite similar to each other.
They had similar experiences growing up, even though they came from vastly different backgrounds.
We got remarkably/strikingly similar results.
I was going to say something similar.
I would have reacted in a similar way if it had happened to me.