To become less in amount or number.

a board, usually black or green, used for writing on with chalk.

A connected set of metal rings or links.

A room for reading and studying.

to help someone

butt

around or about a certain amount;nearby place or area

moving through water using arms and legs

to grow up or be raised

to become a part of something

An expression used when you feel sorry or want to apologize.

right, without mistakes

to look at something for a long time

A thick string.

to give something to someone to keep safe

to put something away, to store something

Japanese reading of a Chinese character; teaching

something not true

before long

to make something fall over; to defeat someone