thereof
3 synonyms and 0 antonyms for thereof, grouped by meaning and by how common each one is.
Adv — Of that; belonging to or coming from that thing already mentioned.
Synonyms
Rare, literary or technical
Precise, but they will stand out — check the sense before using one.
How to use thereof
The word patterns that sound natural to a native speaker.
Almost exclusively used in legal or formal writing.
Etymology
From Old English thaerof, formed from there plus of.
Full origin of thereof →Frequently asked questions
What does “thereof” mean?
The word “thereof” means of that; belonging to or coming from that thing already mentioned. In plain terms, a formal way of saying "of it" or "of that".
How do you pronounce “thereof”?
“Thereof” is pronounced theh-uh-ROV (/ðɛˈɹʌv/ in IPA).
How do you use “thereof” in a sentence?
Here is “thereof” used in a sentence: “The building and the land thereof were sold together.”
What part of speech is “thereof”?
“Thereof” is an adverb.
Where does the word “thereof” come from?
The word “thereof” comes from Old English. From Old English thaerof, formed from there plus of.
Is “thereof” a common word?
“Thereof” is a fairly common word in modern English.
What is the difference between "thereof" and "of it"?
"Thereof" and "of it" mean the same thing, but "thereof" is a formal, old-fashioned word typically found in legal, contractual, or official documents. In everyday speech and writing, "of it" or "of that" is the natural, modern equivalent.
Is "thereof" formal or informal?
"Thereof" is highly formal and is mostly confined to legal, technical, and official writing, such as contracts and statutes. Using it in casual conversation or informal writing can sound stiff or overly legalistic.
What is the difference between "thereof," "therein," and "thereto"?
All three are formal words that combine "there" with a preposition to refer back to something already mentioned. "Thereof" means "of that," "therein" means "in that," and "thereto" means "to that," so the choice depends on which relationship is being expressed.