set vs seat

set and seat both are nouns.

Word	Noun	Adjective	Verb	Adverb
set	Yes	Yes	Yes	No
seat	Yes	No	Yes	No

As verbs, seat is a hyponym of set; that is, seat is a word with a more specific, narrower meaning than set:

set (noun)	seat (noun)
several exercises intended to be done in series	any support where you can sit (especially the part of a chair or bench etc. on which you sit)
the act of putting something in position	furniture that is designed for sitting on
representation consisting of the scenery and other properties used to identify the location of a dramatic production	the cloth covering for the buttocks
any electronic equipment that receives or transmits radio or tv signals	a part of a machine that supports or guides another part
(psychology) being temporarily ready to respond in a particular way	the legal right to sit as a member in a legislative or similar body
a relatively permanent inclination to react in a particular way	the fleshy part of the human body that you sit on
the descent of a heavenly body below the horizon	a center of authority (as a city from which authority is exercised)
a group of things of the same kind that belong together and are so used	a space reserved for sitting (as in a theater or on a train or airplane)
an unofficial association of people or groups	the location (metaphorically speaking) where something is based
(mathematics) an abstract collection of numbers or symbols
the process of becoming hard or solid by cooling or drying or crystallization
a unit of play in tennis or squash

set (adjective)	seat (adjective)
set down according to a plan
being below the horizon
converted to solid form (as concrete)
fixed and unmoving
(usually followed by `to' or `for') on the point of or strongly disposed
situated in a particular spot or position
determined or decided upon as by an authority

set (verb)	seat (verb)
arrange attractively	show to a seat; assign a seat for
produce fruit	place or attach firmly in or on a base
alter or regulate so as to achieve accuracy or conform to a standard	place in or on a seat
put into a certain state; cause to be in a certain state	provide with seats
set to a certain position or cause to operate correctly	put a seat on a chair
equip with sails or masts	place ceremoniously or formally in an office or position
become gelatinous	be able to seat
make ready or suitable or equip in advance for a particular purpose or for some use, event, etc
get ready for a particular purpose or event
fix conclusively or authoritatively
estimate
decide upon or fix definitely
establish as the highest level or best performance
urge to attack someone
put into a certain place or abstract location
fix in a border
give a fine, sharp edge to a knife or razor
insert (a nail or screw below the surface, as into a countersink)
put or set (seeds, seedlings, or plants) into the ground
put into a position that will restore a normal state
adapt for performance in a different way
locate
set in type
apply or start
disappear beyond the horizon