Phrasal verbs are an important feature of the English language. The meaning of a phrasal verb often bears no relation to the meaning of either the verb or the particle which is used with it. Many phrasal verbs have several different meanings.
Thin down (to add water to something to make it less thick)
Mother added some water to thin down the soup.
Thin out (if a large number of people thin out, they become fewer in number)
The crowds thin out as you move into villages.
Think ahead (to think carefully about what might happen in the future)
You will have to think ahead what you are going to do after the examination.
Think back (to think about things that happened in the past)
When I think back on what I did, I feel ashamed.
Think out (to think carefully about something you are planning to do)
I had no time to think it out properly.
Think over (to think carefully about an idea)
I have to think it over carefully.
Think up (to create an idea by using your imagination)
I am still trying to think up on an excuse.
Thirst for (to want something very much)
Some students thirst for knowledge.
Thrash out (to discuss a problem until you find a solution)
Talks are continuing to thrash out an agreement between the government and the union.
Thrive on (to enjoy a particular situation or condition that other people find difficult)
Don’t worry about him - he thrives on hard work.
Throttle back (to make a vehicle travel more slowly by reducing the amount of fuel that flows into the engine)
The driver throttled back when he saw a roadblock.
Throw away (to get rid of something)
I want to throw away these empty bottles.
Be thrown back on (If you are thrown back on something or someone, you are forced to depend on them)
I was thrown back on my father-in-law during my illness.
Throw down (if soldiers throw down their weapons, they stop fighting)
During the war many soldiers threw down their weapons and surrendered.
Throw in (if you throw in a remark during a conversation, you say it without thinking carefully)
Roy threw in some comments about politicians who are dishonest.
Throw into (to force somebody to go to prison)
The police threatened to throw him into prison.
Throw off (to remove your clothes quickly and not very carefully)
The children threw off their clothes and jumped into the river.
Throw on (to put on a piece of clothing quickly and not very carefully)
Let me throw on a shirt and join you.
Throw out (to get rid of something)
If you do not want these books, I’ll throw them out.
Be thrown together (if people are thrown together, they meet by chance)
We were thrown together by chance at a seminar.
Throw up (to suddenly lift your hands or arms upwards when you are very surprised)
Nelson threw up his hands in amazement.
Thrust upon (to force somebody to accept something)
I felt as if the foreign trip had been thrust upon me.
Thumb through (to turn the pages of a book quickly)
I thumbed through the book before buying it.
Tick away (if a clock ticks away, it makes a short sound)
I heard the clock ticking away.
Tick by (if time ticks by, it passes)
Minutes ticked by but she did not say anything to me.
Tick off (to put a small mark next to an item on a list to show that you have dealt with it)
I saw the manager ticking off each item on the list.
Tide over (to help somebody, usually by giving them money)
I received some money from him and that should tide me over for two weeks.
Tidy up (to make a room tidy by putting things in the correct place)
We tidied up the room before the guest arrived.
Tie back (to fasten something that usually hangs down)
My sister usually ties her hair back for work.
Tie down (to fasten something or someone in a particular position by using ropes)
They tied the robber down to the bed.
Tie in (if an idea ties in with something else, it agrees with it)
I don’t know whether my idea would tie in with your way of thinking.