I think you are thinking of the word metacognition.
i am thinking of a sentence with thinking in it
Thinking is not a compound word. A compound word is made of two words. Think is a word but 'ing' is not a word.
best friends
The word for thinking you are better than others is "arrogance" or "egotism."
the word is ATTITTUDE
I am thinking the word AFTER
No. You might be thinking of the word donating.
There is no such word. Maybe you are thinking of "forlorn".
THINKING
No imble is definitely not a word but you might be thinking of the word nimble
I'm not sure what word you're thinking of, could you please provide me with more context or clues to help me figure it out?