Propper vs. Proper

Difference Between Propper and Proper
Proppernoun
One who or that which props.
Properadjective
(heading) Suitable.
Properadjective
Suited or acceptable to the purpose or circumstances; fit, suitable.
the proper time to plant potatoesProperadjective
Following the established standards of behavior or manners; correct or decorous.
a very proper young ladyProperadjective
(heading) Possessed, related.
Properadjective
(grammar) Used to designate a particular person, place, or thing. Proper nouns are usually written with an initial capital letter.
Properadjective
Pertaining exclusively to a specific thing or person; particular.
Properadjective
In the strict sense; within the strict definition or core (of a specified place, taxonomic order, idea, etc).
Properadjective
(archaic) Belonging to oneself or itself; own.
Properadjective
(heraldry) Portrayed in natural or usual coloration, as opposed to conventional tinctures.
Properadjective
(mathematics) Being strictly part of some other (not necessarily explicitly mentioned, but of definitional importance) thing, and not being the thing itself.
proper subset — proper idealProperadjective
Eigen-; designating a function or value which is an eigenfunction or eigenvalue.
Properadjective
(heading) Accurate, strictly applied.
Properadjective
Excellent, of high quality; such as the specific person or thing should ideally be. (Now often merged with later senses.)
Now that was a proper breakfast.Properadjective
Attractive, elegant.
Properadjective
In the very strictest sense of the word.
Properadjective
Utter, complete.
When I realized I was wearing my shirt inside out, I felt a proper fool.Properadverb
properly; thoroughly; completely
Properadverb
properly
Properadjective
marked by suitability or rightness or appropriateness;
proper medical treatmentproper mannersProperadjective
limited to the thing specified;
the city properhis claim is connected with the deed properProperadjective
appropriate for a condition or occasion;
everything in its proper placethe right man for the jobshe is not suitable for the positionProperadjective
having all the qualities typical of the thing specified;
wanted a proper dinner; not just a snackhe finally has a proper job