Comparative degree

Kore wa are yori ookii : This is bigger than that.

In English, adjective words will be conjugated when making comparative sentenses, like " big", " bigger","biggest".

But in Japanese, adjective words will not be conjugated but attached some words.

ookii : big
...yori : than...
mottomo : (most) , -est
chiisai : small

Kore wa are yori chiisai : this, that, than, small : This is smaller than that.

sega takai : tall
sega hikui : short
...no nakade : among
karera : they, them

Kare wa karera no nakade mottomo sega takai.: he, them , among, tallest : He is the tallest among them.

Kanojo wa kare yori sega hikui : she, he/him, than, short : She is shorter than he.