Answer:
assailant: a person who physically attacks another.
Example; Almost immediately, the room erupted with a gunshot and both my assailant and I dropped to the floor.
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Adverse: preventing success or development; harmful; unfavorable.
Example: He remained adverse to any case where he knew for sure that someone was killed.
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Arid: (1) having little or no rain; too dry or barren to support vegetation or (2) lacking in interest, excitement, or meaning.
(1)Example; Their arid country was the best safeguard of their cherished liberty; for the bottle-shaped cisterns for rain-water which they excavated in the rocky or argillaceous soil were carefully concealed from invaders
(2)Example; She glanced around at the arid camp, taking in the dusty tents and scraggly cacti..
(That one was very complex)
____Hope this helps LOVE!