Dragonfly and Pest

Dragonfly noun - Slender-bodied non-stinging insect having iridescent wings that are outspread at rest; adults and nymphs feed on mosquitoes etc..

Pest and dragonfly are semantically related. in bug topic. In some cases you can use "Pest" instead a noun "Dragonfly".

Pest noun - A widespread disease resulting in a high rate of death.

Dragonfly and pest are semantically related. Sometimes you can use "Dragonfly" instead a noun "Pest".