Grammar choices

into vs in to

Into is one preposition showing movement inside or a change of state. In to is two words when "in" belongs to the verb (turn in, log in, give in) and "to" starts the next part.

Quick test: Try deleting "in". If the sentence still makes sense ("handed his essay to the teacher"), write in to.

into

preposition

to the inside of; becoming

“She walked into the room.”

in to

adverb + preposition

"in" finishing a phrasal verb, then "to"

“He handed his essay in to the teacher.”

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Drop each word into the blank. The explanation tells you why one works and the other doesn't.

The caterpillar turned ______ a butterfly.

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Questions about into vs in to

What is the difference between into and in to?

Into is one preposition showing movement inside or a change of state. In to is two words when "in" belongs to the verb (turn in, log in, give in) and "to" starts the next part.

How do I remember into vs in to?

Try deleting "in". If the sentence still makes sense ("handed his essay to the teacher"), write in to.

Are there exceptions?

"Log in to your account" is two words because the verb is "log in". "Turn into a frog" is one word because it means "become".

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