Nominalization of Infinitives Nominalization is the changing of a part of speech into a noun by the addition of a suffix Verbs Nouns Advise advice Apologise apology Authorise authority Choose Choice Fail failure Fix fixture Hate hatred Enjoy enjoyment Know knowledge Live life Oppose opposition Obey obedience Secure security Rob robbery See sight Speak speech Serve service Think thought Strike stroke Weight weight \tNon-Restrictive Clause: In the non-restrictive, the clause provides additional information to the subject and is marked with commas. Examples \tThe young lawyer, who is 25, gave the closing remark. \tThe house, which has been renovated, looks very new. \tThe book, about which so much has been said, is not interesting. \tThe principal, who I told you about, is a sadist. \tMy brother, who lives in Abuja, visited me last week.