smile と laugh
smile = have a happy look on your face; Lisa smiled because she was pleased to see us.
laugh = show that you are pleased, amused, or happy by opening your mouth and making a
noise; The children laughed when the clown’s trousers fell down.
cheap と inexpensive
cheap = low in price, not costing a lot of money; Food is cheap in the market.
inexpensive = cheap; not costing a lot of money; We decided to stay at a relatively inexpensive hotel.
hear と listen
hear = notice sounds with ears; I can hear the neighbor’s radio because it is very loud.
= receive information; Have you heard from your sister?
listen = hear sounds carefully; try to hear sounds; Did you listen to the news on the radio this morning?
sincere と honest
sincere = honest; meaning what you say; Are you sincere when you say you will work harder?
honest = saying what is true; not stealing or cheating ; An honest man does not tell lies.
quiz と puzzle
quiz = game you try to answer questions
puzzle = problem; something that is difficult to understand; His wife has disappeared–it’s a puzzle.
= make you think a lot because you do not understand it; This mystery puzzled me.