“an”

one

To even the slightest extent; at all.

One more further, in addition to the quantity by then; a second or additional one, similar in likeness or in effect.

Any object, act, state, event, or fact whatsoever; a thing of any kind; something or other.

Any person; anybody.

A response or reply; something said or done in reaction to a statement or question.

Something that is both a benefit and an affliction.

Too late and too feeble to achieve the desired effect.

It is easy to obtain money from foolish people.

Sufficient money can accomplish anything.

A level of effort beyond what one can usually sustain; great exertion.

One who is deprived of a basic need is easily angered.

Used to represent the song of the yellowhammer (Emberiza citrinella).

In a state of confusion.

At any rate: anyhow, regardless (emphasizing that a point doesn't matter or hardly matters).

Explicitly, in writing, clearly and without doubt or misunderstanding, without any grey areas.

To know how to.

Used in comparisons, to introduce the basis of comparison.

To wish for or desire (something); to feel a need or desire for; to crave, hanker, or demand.

before a countable noun: A large, indefinite number of.

An adult male human.

Cannot (negative modal auxiliary); be unable to; not have the ability to (whether due to lacking relevant strength or skill or knowledge or supplies, or due to logical impossibility, etc).

A team; a group of people who work together for a common purpose.

To become something different.

To express appreciation or gratitude toward (someone or something).

Having relevant and crucial value; having import.

An instrument or condition to achieve a result.

Used to express appreciation or gratitude.

The part of the forelimb below the forearm or wrist in humans and other primates, and the corresponding part in many other animals.

To know the meaning of; to parse or have parsed correctly; to comprehend.

Wished for; desired; sought.

Of or belonging to the species Homo sapiens or its closest relatives.

An adult female human.

A drawing showing technical details of a building, machine, etc., with unwanted details omitted, and often using symbols rather than detailed drawing to represent doors, valves, etc.

An opportunity or possibility.

The part of Earth which is not covered by oceans or other bodies of water.

A well-known convention (often the most well-known of a certain field) which supposedly can not or should not be broken.

Upon failure, it is easier to blame the tools used rather than how they were employed.

Doing something different from one's routine is as refreshing as taking a break from work altogether.

Something annoying or bothersome lasts the longest.