Question

Guess me: I am a 6 letter word; First 3 letter indicate biggest thing; 2, 3, 4 letter indicate parts of human bodyGuess me: I am a 6 letter word, First 3 letter indicate biggest thing in world, 2, 3, 4 letter indicate parts of human body, 3, 4, 5 letter indicate part of circle, whole word is the key of internet now.

Answer 1

Word is Search ,

First 3 letter indicate sea , biggest thing in the world

2,3,4 indicate part of human body i.e. ear

Answer 2

I think the word is search
because the first 3 letters talk about the sea
and 2,3,4 talks about the ear
and 3,4,5 talks about the arc

hope so my answer is useful...^_^