'Little' in the Bible

I know thy works: behold, I have set before thee an opened door, which no one can shut, because thou hast a little power, and hast kept my word, and hast not denied my name.

And there was given to them, to each one a white robe; and it was said to them that they should rest yet a little while, until both their fellow-bondmen and their brethren, who were about to be killed as they, should be fulfilled.

and having in his hand a little opened book. And he set his right foot on the sea, and the left upon the earth,

And the voice which I heard out of the heaven was again speaking with me, and saying, Go, take the little book which is opened in the hand of the angel who is standing on the sea and on the earth.

And I went to the angel, saying to him to give me the little book. And he says to me, Take and eat it up: and it shall make thy belly bitter, but in thy mouth it shall be sweet as honey.

And I took the little book out of the hand of the angel, and ate it up; and it was in my mouth as honey, sweet; and when I had eaten it my belly was made bitter.

And there are seven kings: five have fallen, one is, the other has not yet come; and when he comes he must remain only a little while.

and cast him into the abyss, and shut it and sealed it over him, that he should not any more deceive the nations until the thousand years were completed; after these things he must be loosed for a little time.