Cases of word usage

1) not natural or genuine often in order to make oneself seem superior (affected)

2) a part of a wall set back from the rest, often with a bed or seats (alcove)

3) an indirect reference often by using a figure of speech to another famous event or person (allusion)

4) a collection of poems or pieces of prose by one or more authors, often on a single subject or theme (anthology)

5) often expressing disagreement (argumentative)

6) to strike (something, a person) hard and often (batter)

7) a person or thing having been hit hard and often (battered)

8) a person who often has (too much) alcoholic drink (boozer)

9) an insect with large, often colourful, wings (butterfly)

10) a substance in a coffee, tea etc that causes a person to be more awake, feel more energetic etc (and often used in medicines) (caffeine)