Nightwalker and Prostitute

Nightwalker noun - Terrestrial worm that burrows into and helps aerate soil; often surfaces when the ground is cool or wet; used as bait by anglers.

Prostitute and nightwalker are semantically related. In some cases you can use "Prostitute" instead a noun "Nightwalker".

Prostitute noun - A woman who engages in sexual activities for money.

Nightwalker and prostitute are semantically related. Sometimes you can replace term "Nightwalker" with "Prostitute", this nouns are similar.