therein

As adverbs the difference between theretofore and therein

is that theretofore is until that time while therein is (pronominal) in that; in him/her/it.

As an adverb therein

is (pronominal) in that; in him/her/it.

As an adjective undefined is

lacking a definition or value.

As adverbs the difference between therein and therefrom

is that therein is in that; in him/her/it while therefrom is from that; from him, her, or it.

As adverbs the difference between therein and hereof

is that therein is (pronominal) in that; in him/her/it while hereof is of this.

As a conjunction whilst

is (british|rare or literary in north america) while, at the same time.

As an adverb therein is

(pronominal) in that; in him/her/it.

As adverbs the difference between hereunder and therein

is that hereunder is under this while therein is (pronominal) in that; in him/her/it.

As adverbs the difference between therein and thereupon

is that therein is (pronominal) in that; in him/her/it while thereupon is upon that/it, following that/it.

As an adverb therein

is in that; in him/her/it.

As a determiner her is

belonging to her.

As a pronoun her is

the form of she used after a preposition or as the object of a verb; that woman, that ship, etc.

As adverbs the difference between therein and therof

is that therein is (pronominal) in that; in him/her/it while therof is .

As a conjunction therfore

is obsolete spelling of lang=en.

As an adverb therein is

in that; in him/her/it.