zach

As an acronym felix

is free electron]] laser for infrared [[experiment|experiments.

As a proper noun zach is

a male given name, diminutive of zachariah and zachary.

As a proper noun zach

is a male given name, diminutive of zachariah and zachary.

As an adjective undefined is

lacking a definition or value.

As a proper noun Zach

is a male given name, diminutive of Zachariah and Zachary.

As a verb mean is

to intend.

As an adjective mean is

common; general.

As a noun mean is

a method or course of action used to achieve some result.

As a proper noun Zach

is a male given name, diminutive of Zachariah and Zachary.

As a pronoun I is

the speaker or writer, referred to as the grammatical subject, of a sentence.

As proper nouns the difference between zach and zach

is that zach is a male given name, diminutive of Zachariah and Zachary while Zach is a male given name, diminutive of Zachariah and Zachary.

As proper nouns the difference between zach and cody

is that zach is a male given name, diminutive of Zachariah and Zachary while Cody is {{surname|from=Irish}.

As proper nouns the difference between alice and zach

is that alice is {{given name|female|from=Germanic|}} popular in England since the Middle Ages while Zach is a male given name, diminutive of Zachariah and Zachary.

As proper nouns the difference between lee and zach

is that lee is {{surname|A=An|English topographic|from=Middle English}} for someone who lived near a meadow (the Anglo-Saxon for meadow being ley or leag) while Zach is a male given name, diminutive of Zachariah and Zachary.

As a noun lee

is a protected cove or harbor, out of the wind.

As proper nouns the difference between finley and zach

is that finley is {{surname|Scottish|from=Scottish Gaelic}} derived from the Gaelic name Fionnlagh meaning "fair warrior"; a variant of Finlay while Zach is a male given name, diminutive of Zachariah and Zachary.