fecund

Arable is a synonym of fecund.

As adjectives the difference between arable and fecund

is that arable is able to be plowed or tilled, capable of growing crops (traditionally contrasted with (pasturable) lands such as heaths) while fecund is (formal) highly fertile; able to produce offspring.

As adjectives the difference between fecund and false

is that fecund is (formal) highly fertile; able to produce offspring while false is (label) one of two states of a boolean variable; logic.

As adjectives the difference between fecund and unproductive

is that fecund is (formal) highly fertile; able to produce offspring while unproductive is not productive; useless; fruitless.

As adjectives the difference between feracious and fecund

is that feracious is producing in abundance; fertile, fruitful while fecund is highly fertile; able to produce offspring.

Ftuitful is likely misspelled.

Ftuitful has no English definition.

As an adjective fecund is

highly fertile; able to produce offspring.

As adjectives the difference between fecund and abundant

is that fecund is highly fertile; able to produce offspring while abundant is fully sufficient; found in copious supply; in great quantity; overflowing.

As a noun fruition

is the fulfillment of something worked for.

As an adjective fecund is

highly fertile; able to produce offspring.

As adjectives the difference between opulent and fecund

is that opulent is luxuriant, and ostentatiously magnificent while fecund is highly fertile; able to produce offspring.

As adjectives the difference between fecund and virile

is that fecund is highly fertile; able to produce offspring while virile is being manly; having characteristics associated with being male, such as strength; exhibiting masculine traits to an exaggerated degree such as strength, forcefulness or vigor.

As adjectives the difference between fecund and rich

is that fecund is highly fertile; able to produce offspring while rich is wealthy: having a lot of money and possessions.

As a verb rich is

to enrich.

As a proper noun Rich is

a diminutive=Richard given name.