Inbetween

[in-bi-tween] /ˌɪn bɪˈtwin/

noun, Also, in-betweener
1.
a person or thing that is between two extremes, two contrasting conditions, etc.:
yeses, noes, and in-betweens; a tournament for professional, amateur, and in-between.
2.
a person who handles the intermediary steps, as in a manufacturing or sales process.
adjective
3.
being between one thing, condition, etc., and another:
a coat for in-between weather.
adjective
1.
intermediate: he’s at the in-between stage, neither a child nor an adult
noun
2.
an intermediate person or thing
n.

1815, in-between, “an interval,” also “a person who intervenes,” from in + between.

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In-between
[in-bi-tween] /ˌɪn bɪˈtwin/ noun, Also, in-betweener 1. a person or thing that is between two extremes, two contrasting conditions, etc.: yeses, noes, and in-betweens; a tournament for professional, amateur, and in-between. 2. a person who handles the intermediary steps, as in a manufacturing or sales process. adjective 3. being between one thing, condition, etc., and […]
In-betweener
[in-bi-tween] /ˌɪn bɪˈtwin/ noun, Also, in-betweener 1. a person or thing that is between two extremes, two contrasting conditions, etc.: yeses, noes, and in-betweens; a tournament for professional, amateur, and in-between. 2. a person who handles the intermediary steps, as in a manufacturing or sales process. adjective 3. being between one thing, condition, etc., and […]
In-betweenness
[in-bi-tween] /ˌɪn bɪˈtwin/ noun, Also, in-betweener 1. a person or thing that is between two extremes, two contrasting conditions, etc.: yeses, noes, and in-betweens; a tournament for professional, amateur, and in-between. 2. a person who handles the intermediary steps, as in a manufacturing or sales process. adjective 3. being between one thing, condition, etc., and […]

Inbetweenness
[in-bi-tween] /ˌɪn bɪˈtwin/ noun, Also, in-betweener 1. a person or thing that is between two extremes, two contrasting conditions, etc.: yeses, noes, and in-betweens; a tournament for professional, amateur, and in-between. 2. a person who handles the intermediary steps, as in a manufacturing or sales process. adjective 3. being between one thing, condition, etc., and […]
In between times
During an intervening period, as in He has written several books, and in between times he teaches.