Definitions of in
The word "in" uses 2 letters: in.
prep. - The specific signification of in is situation or place with respect to surrounding, environment, encompassment, etc. It is used with verbs signifying being, resting, or moving within limits, or within circumstances or conditions of any kind conceived of as limiting, confining, or investing, either wholly or in part. In its different applications, it approaches some of the meanings of, and sometimes is interchangeable with, within, into, on, at, of, and among. 2
prep. - With reference to space or place; as, he lives in Boston; he traveled in Italy; castles in the air. 2
Words formed by adding one letter before or after in (in bold), or to in in any order: