portly

As adjectives the difference between sigmoid and portly

is that sigmoid is (geometry) curved in two directions, like the letter "s", or the greek (sigma) while portly is somewhat fat, pudgy, overweight.

As a noun sigmoid

is (mathematics) a function having a graph whose shape is sigmoid see and mathworld http://mathworldwolframcom/sigmoidfunctionhtml.

As adjectives the difference between portly and undefined

is that portly is somewhat fat, pudgy, overweight while undefined is lacking a definition or value.

Portly is a related term of gross.

As an adjective portly

is somewhat fat, pudgy, overweight.

As a proper noun gross is

.

Portly is a synonym of substantial.

As adjectives the difference between portly and substantial

is that portly is somewhat fat, pudgy, overweight while substantial is having to substance; actually existing; real; as, substantial life.

As a noun substantial is

anything having substance; an essential part.

As adjectives the difference between podgy and portly

is that podgy is slightly fat while portly is somewhat fat, pudgy, overweight.

As adjectives the difference between portly and comely

is that portly is somewhat fat, pudgy, overweight while comely is (dated|of a person) pleasing or attractive to the eye.

As adjectives the difference between portly and bulky

is that portly is somewhat fat, pudgy, overweight while bulky is being large in size, mass, or volume.

Weighty is a related term of portly.

As adjectives the difference between weighty and portly

is that weighty is having weight; heavy; ponderous; as, a weighty body while portly is somewhat fat, pudgy, overweight.

Portly is a related term of coarse.

As adjectives the difference between portly and coarse

is that portly is somewhat fat, pudgy, overweight while coarse is composed of large parts or particles; of inferior quality or appearance; not fine in material or close in texture.

Portly is a synonym of tubby.

As adjectives the difference between portly and tubby

is that portly is somewhat fat, pudgy, overweight while tubby is stout, rotund.

As a noun tubby is

(pejorative|slang|often used teasingly) an overweight person.