Difference between Former and Onetime

FORMER vs ONETIME: NOUN

One of a number of appliances and machines used in bending and shaping sheet-metal into tubes, cylinders, boxes, and other forms.
Specifically, a pattern in or upon which anything is shaped, as a piece of wood used for shaping cartridges and gun-wads; any mechanism contributing to give shape to an article in process of manufacture.
The first of two or the first mentioned of two
A predecessor.
The templet used for the cutting of gear-teeth; the guide used for giving desired motion to the cutter when forming or cutting irregularly shaped pieces in a profiling-machine.
In electricity, a frame upon which the coils of certain types of armatures and transformers are wound.
One who forms; a maker; a creator.
A shape around which an article is to be shaped, molded, woven wrapped, pasted, or otherwise constructed.
A templet, pattern, or gauge by which an article is shaped.
A cutting die.
Someone who forms something.
An object used to form something.
Someone in, or of, a certain form (class).
One who forms, fashions, creates, or makes; a creator.

Earlier, as between two things mentioned together; first mentioned.
Preceding in order of time; antecedent; previous; prior; earlier; hence, ancient; long past.
Near the beginning; preceeding.
First of aforementioned two items. Used with the, often without a noun.
(used especially of persons) of the immediate past
Belonging to the distant past
Referring to the first of two things or persons mentioned (or the earlier one or ones of several)
Belonging to some prior time
Previous

Bygone.
Preceding or going before in a series; antecedent in order of thought, of action, etc.: specifically applied to the antecedent one of two things, or of two parts or divisions of anything.
I prefer the former version to the latter one"
Past; especially, long past; ancient.
Being or happening before in time; preceding another or something else in order of time; prior.
Being before in place; fore; first; foremost.

Defunct, Deposed, Veteran, Ousted, Retired, Sometime, Early, Other, Past, Late, Once, Previous, Quondam, Erstwhile, Onetime

Timely, Punctual, Unique, One off, One shot, One time, Single, Only, Sole, Sometime, Past, Once, Quondam, Erstwhile, Former

Defunct, Deposed, Veteran, Ousted, Retired, Sometime, Early, Other, Past, Late, Once, Previous, Quondam, Erstwhile, Onetime

Longtime, Unique, Timely, Punctual, One time, One shot, Single, Only, Sole, Sometime, Past, Once, Quondam, Erstwhile, Former

Law is a former student leader in the democratic movement in Hong Kong and a former lawmaker, now exiled in London.
Yoweri Museveni and his wife Janet, Burundi president Pierre Nkurunziza, former Nigerian president Olusegun Obasanjo and former Mozambican president Joaquim Chissano.
President Joe Biden saluted former President Jimmy Carter during his inaugural address, saying he spoke to the former president on Tuesday night.
Information on former fellows obtained from former fellows.
The amendment prohibited former Confederate states from repaying war debts and compensating former slave owners for the emancipation of their enslaved people.
Former President Barack Obama speaks at a rally as he campaigns for Democratic presidential candidate former Vice President Joe Biden, Monday, Nov.
Former TDCJ Employee to request that the former employee be added.
Former President Barack Obama and former First Lady Michelle Obama this.
For example, a number of such leaders can be identified, including former Senator Sam Ervin and former Representative Robert Kastenmeier.
Former name or former address, if changed since last report.

EEOC will experience onetime and ongoing burden costs.
Remember that DELIVERANCE is not a onetime thing.
Studentswill be given a onetime opportunity to appeal.
Rudy Giuliani, the onetime mayor of New York.
Onetime NFL player Kermit Alexander was among them.
KICA as a onetime fee to capital reserve.
The premium amount is not a onetime fee.
Master File or requesting a onetime export permit.
For each onetime payment, details include the worker, position, onetime payment plan, amount or percent, and the compensation element.
Onetime revenues shall be applied to onetime expenditures.