As an adverb su

is up, upward, upwards.

As a letter a is

the letter a with a tilde.

As an adjective sufficient

is equal to the end proposed; adequate to wants; enough; ample; competent; as.

As a determiner sufficient

is the smallest amount needed.

As a noun sample is

a part of anything taken or presented for inspection, or shown as evidence of the quality of the whole; a specimen; as, goods are often purchased by samples.

As a verb sample is

to make or show something similar to; to match.

As a noun hermit

is a religious recluse; someone who lives alone for religious reasons; an eremite.

As an adjective heretic is

heretical.

As nouns the difference between api and users

is that api is while users is .

As a noun kelly

is a square or hexagonal pipe that is turned in order to rotate the rotary table of a drilling rig.

As a proper noun billy is

a diminutive of the male given name william.

As adjectives the difference between onerous and heavy

is that onerous is imposing]] or [[constitute|constituting a physical, mental, or figurative load which can be borne only with effort while heavy is (of a physical object) having great weight or heavy can be having the heaves.

As an adverb heavy is

heavily.

As a noun heavy is

a villain or bad guy; the one responsible for evil or aggressive acts.

As a verb heavy is

to make heavier.

As adjectives the difference between supercalifragilisticexpialidocious and fantastic

is that supercalifragilisticexpialidocious is fantastic, very wonderful while fantastic is existing in or constructed from fantasy; of or relating to fantasy; fanciful.

As adjectives the difference between supercalifragilisticexpialidocious and excellent

is that supercalifragilisticexpialidocious is fantastic, very wonderful while excellent is of the highest quality; splendid.

As an adverb excellent is

(obsolete) excellently.

In obsolete terms the difference between plenty and rich

is that plenty is plentiful while rich is to enrich.

As a noun plenty

is a more than adequate amount.

As a pronoun plenty

is more than enough.

As an adverb plenty

is more than sufficiently.

As a determiner plenty

is much, enough.

As a verb rich is

to enrich.

As nouns the difference between borrowings and loanwords

is that borrowings is plural of borrowing while loanwords is plural of loanword.