apex

As a letter s

is the letter s with a.

As a noun apex is

apex.

As nouns the difference between apex and null

is that apex is apex while null is zero, nil; the cardinal number before einn.

As nouns the difference between dictionary and apex

is that dictionary is a reference work with a list of words from one or more languages, normally ordered alphabetically and explaining each word's meaning and sometimes containing information on its etymology, usage, translations and other data while apex is apex.

As a verb dictionary

is (label) to look up in a dictionary.

As a noun apex

is apex.

As an adverb extremely is

(degree) to an extreme degree.

As a noun apex

is apex.

As an adjective false is

(label) one of two states of a boolean variable; logic.

As a pronoun summet

is .

As an adverb summet

is .

As a noun apex is

apex.

As nouns the difference between apex and perfect

is that apex is apex while perfect is (grammar) the perfect tense, or a form in that tense.

As an adjective perfect is

fitting its definition precisely.

As a verb perfect is

to make perfect; to improve or hone.

As a noun apex

is apex.

As an adjective undefined is

lacking a definition or value.

As nouns the difference between apex and expert

is that apex is apex while expert is (label) rate assessor.

As nouns the difference between apex and apex

is that apex is apex while apex is apex.